Manual of U.S. Patent Classification
as of June 30, 2000

Class
280
LAND VEHICLES

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Subclass definitions may be accessed by clicking on the subclass number, below.

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Subclass		Title
ClassTitle		===> LAND VEHICLES
1		MISCELLANEOUS
827		SIMULATIONS OF THE VELOCIPEDE TYPE
828		. Occupant propelled
829		. . Boat
1.12		. . Aircraft
1.13		. . Figure
1.14		. . . Noise makers
1.16		. . . Figure and carriage
1.165		. . . . With moving figure or figure parts
1.167		. . . . . Relatively movable legs
1.173		. . . Plural
1.175		. . . Progressing rocker type
1.177		. . . . Plural relatively moving rockers
1.181		. . . With alternately advanced ground engaging means
1.182		. . . . Galloping progression
1.183		. . . . . Foot or saddle actuated
1.184		. . . . . With additional ground engaging means
1.186		. . . Occupant not astride
1.188		. . . Convertible, interchangeable, or adjustable
1.189		. . . Combined
1.191		. . . With rider body motion
1.192		. . . . With figure motion
1.193		. . . . . Platform rocker type
1.194		. . . . . Additional relatively movable drive
1.195		. . . . . Rigid or rigid link steering
1.196		. . . . . Body centrally pivoted
1.201		. . . Movably mounted figure or figure parts
1.202		. . . . Steering movement
1.203		. . . . . Body hinged in vertical plane
1.204		. . . . Movable legs
1.206		. . . Rein steered or driven
1.207		. . . Stirrup steered or driven
1.208		. . . Hollow body
1.21		. Aircraft
1.22		. Figure
1.23		. . Attendant propelled
1.5		WITH MEANS FOR ENGAGING BODY OF WALKING ATTENDANT
3		WHEELED PROPELLED
4		HOSE AND LADDER
830		TANK OR BOILER
7		. With tank leveling device
831		. Tank forms load support
832		. Insulated tank walls
833		. Saddle type; vehicle frame straddling
834		. Service tank
835		. . Cycle type
836		. Ground engaging or rolling wheel type
837		. Semitrailer tank vehicle
838		. Tank truck
839		. Trailer tank vehicle
5.2		STEP OR ABUTMENT ASCENDING TYPE VEHICLE
5.22		. With endless track
5.24		. With skid or rollerway
5.26		. With spider-type engaging means
5.28		. Relatively movable running gear portions
5.3		. Jack-type attachment (i.e., elevating)
5.32		. Fulcrum attachment
5.5		SUSPENSION MODIFICATION ENACTED DURING TRAVEL (I.E., ACTIVE SUSPENSION CONTROL)
5.501		. Including fail-safe override of hazardous condition
5.502		. . Of lateral vehicle attitude (e.g., antiroll, antisway)
5.503		. Priority assignment between diverse control criterion
5.504		. Including condition or parameter adjustment occurring at longitudinally spaced vehicle axles
5.505		. . Applied between diagonally opposed suspension units
5.506		. . Controlling lateral vehicle attitude (e.g., antiroll, antisway)
5.507		. Lateral and longitudinal vehicle attitude control (e.g., combinations of antidive, antipitch, antiroll, antisquat, antisway, antiyaw, riding, or suspension height)
5.508		. Lateral vehicle disposition
5.509		. . Body banking
5.51		. . Steering element responsive (e.g., steering angle, steering rate)
5.511		. . . Applied to sway or torsion bar
5.512		. . . Including suspension stiffness for ride comfort (e.g., damping coefficient, spring rate)
5.513		. Longitudinal vehicle disposition (e.g., antidive, antipitch, antisquat)
5.514		. Riding or suspension height (e.g., ground-clearance, "trim height")
5.515		. Suspension stiffness for ride comfort (e.g., damping coefficient, spring rate)
5.516		. . Bushing compliance
5.517		. . Look ahead
5.518		. . . Traveling surface inspection
5.519		. . Plural distinct modes (i.e., HARD-SOFT)
5.52		. Suspension geometry (e.g., camber, caster, toe-in/toe-out, wheel track, road contact)
5.521		. . Camber or caster
5.522		. . Toe
5.523		. . . Bushing compliance
5.524		. . . . Nonsteered wheel (e.g., independent rear suspension)
6.15		BODY ELEVATION OR TILT
6.151		. Loading position
6.152		. . Occupant ingress or egress
6.153		. Static site leveling (e.g., camper, mobile home, recreational vehicle, work vehicle)
6.154		. Terrain slope compensation
6.155		. . Individual ground engaging means vertically movable
6.156		. . . Longitudinally extending support arm
6.157		. Establishing riding or trim height
6.158		. . Including dwell period (e.g., delay, inactive, suppression)
6.159		. . Load responsive
6.16		. . . Lateral vehicle attitude
7.1		CONVERTIBLE (I.E., VELOCIPEDE TYPE)
7.11		. To drop frame
7.12		. Wheel to or from runner
7.13		. . Skates
7.14		. . Substituted
7.15		. Occupant propelled
7.16		. . To or from plural occupant
7.17		. . To nonpropelled
8		WHEELED AND RUNNER
9		. Retracting wheel or runner
10		. . Wheel-runner type
11		. . Pivoted lateral axis
841		SKATES
11.115		. With propulsion means driven by occupant
11.12		. Runner type
600		. . Snow skates
601		. . Skis
602		. . . With camber or flexibility control
603		. . . Knockdown, folding, or collapsible
604		. . . With climbing or braking means
605		. . . . Pivotally mounted brake member
606		. . . Steerable or with handle
607		. . . With foot supporting plate or portion
608		. . . With edge or guide strip
609		. . . With special shape, contour, or groove
610		. . . Laminated or synthetic material
11.14		. . With resiliently mounted foot supports
11.15		. . Jointed runner and foot supports
11.16		. . Extensible
11.17		. . Tubular foot posts
11.18		. . Runners
842		. Ski simulators
843		. Ball type roller skates
844		. Endless tread skates
11.19		. Wheeled skate
11.201		. . With retrogression prevention
11.202		. . Including skate ventilation
11.203		. . Including lighting means
11.204		. . With brake
11.205		. . . Continuously applied brake
11.206		. . . Brake includes roller engageable with skating surface
11.207		. . . Brake element rigidly attached to skate frame
11.208		. . . . Brake element engageable with skating surface
11.209		. . . . . Element attached to front end of skate
11.211		. . . Brake element movably mounted to skate frame
11.212		. . . . Hand actuated brake controller
11.213		. . . . . Wireless brake controller
11.214		. . . . Leg operated brake controller
11.215		. . . . Brake element pivotally mounted
11.216		. . . . . Brake element engageable with skating surface
11.217		. . . . Brake element engaging skating surface and wheel
11.221		. . In-line wheels (e.g., in-line skates)
11.222		. . . Different size wheels
11.223		. . . Axle mounting arrangement
11.224		. . . Including pivotally mounted boot
11.225		. . . Including shock absorbing means
11.226		. . . Spherical wheels
11.227		. . . Cylindrical wheels
11.231		. . . Three or four wheels
11.232		. . . . A wheel raised above skating surface
11.233		. . . Two wheels
11.24		. . One-wheel
11.25		. . Two-wheeled
11.26		. . Extensible
11.27		. . Trucks and mountings
11.28		. . . Resiliently yieldable
11.3		. Shoe attaching means
11.31		. . Toe and/or heel clamps
11.32		. . . Screw actuated
11.33		. . . Lever actuated
11.34		. . . . With screw adjustment
611		. . Ski fasteners
612		. . . Magnetic
613		. . . Operating mechanism located in or under boot
614		. . . Cross-country to or from downhill
615		. . . Cross-country only
616		. . . Toe and heel fasteners interconnected for simultaneous operation
617		. . . Toe and heel fasteners mounted on common support plate or element
618		. . . . Plate is movable or releasable from ski
619		. . . Heel cable and/or ankle strap type
620		. . . . Attached to movable or releasable plate
621		. . . . Cable tightening mechanism mounted on ski
622		. . . . With means to separate cable or pull cable from boot
623		. . . Hold-downs or clamps
624		. . . . Side or rear hold-down only (e.g., "Spademan" bindings)
625		. . . . Clamp comprises plural sole engaging members
626		. . . . Pivotal about horizontal and/or vertical axis
627		. . . . . With nonpivotal hold-down or clamp
628		. . . . . Pivotable about both horizontal and vertical axis
629		. . . . . Pivotable about vertical axis or axes
630		. . . . . . Single fixed axes
631		. . . . . Single, fixed, transverse horizontal axis
632		. . . . . . With latch or catch means
633		. . . . With adjustable or detachable support
634		. . . . With specific detent, adjustment, or tension structure
635		. . . . Toe irons (i.e., side cheeks)
636		. . . Sole supports and antifriction devices
637		. . . With runaway strap
11.36		. . Ankle braces
809		SKI OR SKATE APPLIANCE OR ATTACHMENT
810		. Wind sail for propelling or braking skier or skater
811		. Ice or roller skate boot attachment (e.g., cover, protector, etc.)
812		. Seat supported by ski pole
813		. Ski or pole having means to scrape snow or ice from ski or boot
814		. Clamp, tie, or case for carrying or storage of skis
815		. . Prevents warp, maintains camber, or conforms to ski shape
816		. Combined
817		. Anti-crossover for skis
818		. Having means interconnecting skis for training
819		. Ski pole
820		. . Having means to interconnect with another pole
821		. . Hand grip
822		. . . Having quick release means
823		. . Adjustable length (e.g., retractable tip)
824		. . Ring or basket
825		. Scabbards for ice or roller skates
826		. Riding stick
845		RUNNER VEHICLE
12.1		. With occupant propelled means
12.11		. . Intermittent ground engaging
12.12		. . . Foot actuated
12.13		. . Traction wheel drive
12.14		. . . Foot actuated
13		. Wheel runner
14		. Hub runner
14.1		. Skis converted to sled
14.21		. Standing occupant
14.22		. . With two bindings mounted on single platform
14.23		. . . Bindings interconnected for simultaneous release
14.24		. . . Bindings pivot about vertical axis
14.25		. . Platform supported by tandem runners
14.26		. . Platform supported by side by side runners
14.27		. . With handle
14.28		. . . Steerable handle
15		. Multiple sled
16		. . Occupant steered
17		. . Swivel and rocking
18		. Toboggan
18.1		. . Bowl or saucer type
19		. . Drag
19.1		. Shelter sled
20		. Folding
21.1		. Occupant steered
22		. . Flexible runner
22.1		. . Tiltable runner type
23.1		. Push
24		. With draft attachment
25		. Spring
26		. Rocker runner
27		. Knees
28		. Runner bases
28.11		. With brake
28.12		. Container type
28.13		. Logging type sled
28.14		. Central runner
28.15		. . With auxiliary outrigger runner
28.16		. Auxiliary top, bottom, or side runners
28.17		. Machinery sled
28.18		. . Tank or vacuum cleaner
28.5		WHEEL SUBSTITUTE
29		WHEELED
200		. Occupant propelled type
201		. . Combined with pump
202		. . With carrier
203		. . . Sidecar type
204		. . . Trailing vehicle
205		. . Single axis or wheel
206		. . . Occupant within wheel
207		. . . . Epicyclic or squirrel cage type
208		. . . . Dicycles
209		. . Parallel connected cycles
210		. . With propulsion means
211		. . . Steering by driving
212		. . . Added or stored energy device
213		. . . . Sail attachments
214		. . . . With occupant propulsion means
215		. . . . . Interposed power storing device
216		. . . . . . Fluid system
217		. . . . . . Flywheel or weight
218		. . . Inching or step-by-step
219		. . . Intermittent ground engaging drive
220		. . . Movable occupant support
221		. . . . Interconnected with propulsion means
222		. . . . . Plural occupant propelled
223		. . . . . With added power application
224		. . . . . . Hand and foot
225		. . . . . . Hand
226.1		. . . . . Movable seat
227		. . . . . . And crank hanger
228		. . . . . Treadmill type
229		. . . . Eccentrically mounted wheels
230		. . . Plural power application
231		. . . . Plural occupant propelled
232		. . . . . Hand and foot
233		. . . . Hand and foot
234		. . . . . Interconnected steering means
235		. . . . . Seat or body steered
236		. . . Reversing and power ratio change
237		. . . . Reversing
238		. . . . Shiftable clutch or gearing
239		. . . Three tandem wheels
240		. . . Interconnected steering means
241		. . . Intermittent gripped belt or chain
242.1		. . . Hand propelled
243		. . . . Strap, drum, and ratchet
244		. . . . Oscillating lever
245		. . . . . Rack and pinion
246		. . . . . Linkage and ratchet
247		. . . . . Linkage and crank
248		. . . . . . With gearing
249		. . . . Hand wheel or crack and gearing
250		. . . . . Belt or chain
250.1		. . . . Wheelchair type
251		. . . Strap, drum, and ratchet
252		. . . Reciprocating power application
253		. . . Oscillating lever
254		. . . . Rack and pinion
255		. . . . Linkage and ratchet
256		. . . . Linkage and crank
257		. . . . . With gearing
258		. . . . Ratchet and gearing
259		. . . Rotary crank power
260		. . . . With gearing
261		. . . . . Belt or chain
262		. . . . With pitman
263		. . With steering
264		. . . Combined with brake
265		. . . Foot steered
266		. . . Seat or body steered
267		. . . Two-wheel controlled
268		. . . . Centering
269		. . . . Stub axle
270		. . . One-wheel controlled
271		. . . . Centering
272		. . . . Checked
273		. . . . Plural occupant
274		. . . . Frames and running gear
275		. . . . . Yielding
276		. . . . . . Front forks and heads
277		. . . . . . . Independent wheel mounting
278		. . . . . Extensible and knockdown
279		. . . . . Front forks and heads
280		. . . . . . Crowns
281.1		. . Frames and running gear
282		. . . Polycycles
283		. . . Yielding
284		. . . . Rear forks
285		. . . . . Independent wheel mounting
286		. . . . Independent wheel mounting
287		. . . Extensible and knockdown
288		. . . Rear forks
288.1		. . . Low profile
288.2		. . . Combined with body
288.3		. . . Hollow shell frames
288.4		. . Attachments and accessories
290		. . . Occupant body harness
291		. . . Steps and foot rests
292		. . . Towing attachments
293		. . . Props and steadying devices
294		. . . . Pedal attached
295		. . . . Combined and/or convertible
296		. . . . . With wheel or propulsion engaging means
297		. . . . . With locking means
298		. . . . Pivoted and extensible
299		. . . . . U-frames
300		. . . . . Plural leg
301		. . . . Pivoted
302		. . . . . U-frames
303		. . . . . Plural leg
304		. . . . Extensible or sliding
304.1		. . . Wheelchair
304.2		. . . Wheel driven
304.3		. . . Guards and reinforcements
304.4		. . . . Occupant engaging
304.5		. . . Handling and carrying attachments
30		. Convertible
31		. . Cradle or crib
32		. . Skids
32.5		. With worker's support or shade
32.6		. . Repairman's creepers
32.7		. Riding attachment
400		. Articulated vehicle
401		. . Collapsible to superposed relation
402		. . Single end suspension of transported vehicle
403		. . With access between vehicles
404		. . Load separately supported on plural units (e.g., pole carrying type)
405.1		. . Load distribution adjustment
406.1		. . . Plural connections
406.2		. . . . House trailer hitch type
407		. . . Adjustable connection to leading vehicle
407.1		. . . Semitrailer type
408		. . With draft means at front and rear of same vehicle (e.g., vehicle train)
409		. . . For laterally offset vehicles
410		. . . Direct draft
411.1		. . Multiple trailing vehicles
412		. . . Adjustable position
413		. . . . Abreast
414.1		. . Boat carrying type
414.2		. . . Temporarily attached wheel assembly
414.3		. . . Boat suspending means
414.5		. . With actuator for moving trailing vehicle wheel vertically
415.1		. . Convertible
416		. . . Animal and vehicle draft
416.1		. . . Convertible or interchangeable from one type coupling to another
416.2		. . . . From three point hitch
416.3		. . . . Male and female coupling member
417.1		. . . . To or from gooseneck
418		. . . Two-wheel and four-wheel
418.1		. . . Semitrailer-type vehicle
419		. . Interconnected steering of plural units
420		. . Service connections
421		. . . Fluid
422		. . . Electric
423.1		. . Semitrailer
424		. . . Passenger carrying type
425.1		. . . Coupling and uncoupling with facilitating lift means
425.2		. . . . With additional detachable or shiftable gooseneck
426		. . . Steering by articulative movement
427		. . . Interrelated operation of coupling, landing gear, and brake
428		. . . . Interrelated brake and coupling
429		. . . . Landing gear actuated by coupling action
430		. . . . . Longitudinally movable trailer coupling
431		. . . . Landing gear and coupling interlock
432		. . . Safety devices
433		. . . Fifth wheel only
434		. . . . Self-coupling
435		. . . . . Double pivoted jaws
436		. . . . . . Urged to retaining position by draft
437		. . . . . Transverse horizontal pivot retainer
438.1		. . . . Movably mounted
439		. . . . . Resilient
440		. . . . . . Rubber
441		. . . . . . Slidably mounted
441.1		. . . . . Turntable-type fifth wheel coupling
441.2		. . . Detachable or shiftable gooseneck type
442		. . Wheel steering by articulative movement
443		. . . Stub axle
444		. . . . Drawbar pivoting
445		. . . . . With steering disabling means
446.1		. . Condition responsive connections
447		. . . Freely laterally shiftable
448		. . . Reversal responsive articulation modification
449		. . . Overload release
450		. . . . Notched bar and detent
451		. . . . Frangible member (e.g., shear pin)
452		. . . . Pivoted jaw or hook
453		. . . . . Linear motion hook release
454		. . . . . Double link retainer
455		. . . . . Resilient keeper
455.1		. . . Antisway hitch
456.1		. . Plural or laterally adjustable connections
457		. . . Auxiliary safety connection
458		. . . With crossed connections
459		. . . Auxiliary tracking connection
460.1		. . . Laterally spaced parallel connections
461.1		. . . Vertically spaced connections
462		. . . Angularly adjustable trailer tongue
463		. . . . With actuator
464		. . . . . Gearing
465		. . . . . . Screw
466		. . . . . . Belt and sprocket
467		. . . Laterally or angularly adjustable vehicles
468		. . . . With actuator
469		. . . . . Gearing
470		. . . . . . Screw
471		. . . . . . Belt and sprocket
472		. . Laterally offset
473		. . . Side draft
474		. . Selectively rigid or flexible
475		. . With retractable ground support
476.1		. . Wheeled draft connection
477		. . Connection facilitating
478.1		. . . Draft element bodily shiftable
479.1		. . . . With motor
479.2		. . . . Telescoping drawbar swingable on horizontal guide
479.3		. . . . Extensible swingable tow bar with coacting guide for centering
480		. . Tow ropes, chains, etc.
480.1		. . . With particular storage for retracted position
481		. . Pusher type
482		. . Adjustable length draft devices
483		. . Resilient
484		. . . Plural biased movements
485		. . . . By single resilient element (e.g., rubber block type)
486		. . . In line of draft
487		. . . . To intermediate position
488		. . . About vertical pivot
489		. . . About horizontal transverse pivot
490.1		. . Vertically adjustable
491.1		. . Retractable, foldable, or knockdown
491.2		. . . Telescoping
491.3		. . . Pivoting to nonuse position with single draft member
491.4		. . . With folding braces movable to collapsed position
491.5		. . . Readily demountable hitch
492		. . Plural articulation axes
493		. . . Tow bar
494		. . . . Horizontal pivot with vertical or universal pivots
495		. . Vehicle mounting or clamp
496		. . . Forward of leading vehicle rear axle
497		. . . Vertically spaced connections of draft element to leading vehicle
498		. . . Pivoted
499		. . . . Vertical pivot and spaced horizontal guide
500		. . . Modified bumper or noncoupling bumper clamp
501		. . . . With other vehicle connection
502		. . . . Bumper clamp
503		. . . Axle connection
504		. . Coupling
505		. . . Bumper forms coupling element
506		. . . Rattle preventing
507		. . . Protector or lock
508		. . . Self-coupling
509		. . . . Biased open
510		. . . . Opened by opposite coupling part
511		. . . Ball and socket
512		. . . . Pivoted jaw or retainer
513		. . . . Reciprocating jaw or retainer
514		. . . Interlocked
515		. . . Draft pin
33.991		. Nesting vehicles
33.992		. . Attachments or accessories
33.993		. . . Children's seat
33.994		. . . Brake or antitheft device
33.995		. . With means facilitating unloading
33.996		. . Pivoted load support
33.997		. . Load supporting frame
33.998		. . Vertically nestable or confined
638		. Extensible
35		. . Article support
639		. . Folding
640		. . . Casket or stretcher type
37		. . . Traveling case
38		. . . Pivoted wheel carrier
39		. . . . Longitudinal axis
40		. . . . . Two-wheel
641		. . . . Transverse axis
642		. . . . . Three- or four-wheeled chair, baby carriage, or stroller
643		. . . . . . Convertible
644		. . . . . . Body made of flexible material
645		. . . . . One- or two-wheeled cart
646		. . . . . . Laterally, inwardly collapsing wheels
42		. . . Lateral
647		. . . Wheeled chair, stroller, or baby carriage
648		. . . . Convertible
649		. . . . With pair of laterally spaced "x" members
650		. . . . Chair or stroller for seated occupant
651		. . . Cart
652		. . . . One- or two-wheeled
653		. . . . . Wheelbarrow
654		. . . . . Wheels attached to lower end of handle frame
655		. . . . . Collapsible handle
655.1		. . . Handle only is collapsible
656		. . Trailer
657		. . Carriage for live occupant
658		. . . Child's carriage
659		. . Hand cart of barrow
43		. . Vertically adjustable wheels
46		. . . Tongue
47		. . . Wheel adjusted by its own power
43.1		. . . Tiltable vehicle stabilized by attendant or article
43.11		. . . Load surface below wheel axis
43.12		. . . Pallet truck type
43.13		. . . Interconnecting means for adjusting wheels on different axles
43.14		. . . . With nonwheel means for engaging the supporting surface
43.15		. . . . . With means to vary distance between wheels
43.16		. . . . With means to vary distance between wheels
43.17		. . . With actuator
43.18		. . . . With resilient mounting for body
43.19		. . . . With flexible connection
43.2		. . . . Screw-jack type
43.21		. . . . Rack and pinion or ratchet type
43.22		. . . . Translating motion
43.23		. . . . Power operated
43.24		. . . With nonwheel means for engaging the supporting surface
87.01		. Coasters
87.021		. . Occupant-pushed
87.03		. . . Yieldable
87.041		. . . Standing occupant
87.042		. . . . Steered by tiltable platform (e.g., skateboard)
87.043		. . . . Rear steering platform on coaster wagon
87.05		. . . Extensible or knockdown
87.051		. . . Baby walker
47.1		. Body rocking by wheel rotation
47.11		. Wheel steering by attendant
47.12		. Vehicles with rocker or fulcrum supports auxiliary to wheels
47.131		. Tiltable vehicles, stabilized by attendant or article
47.15		. . Vehicle axle, shaft, or spring engaging
47.16		. . With auxiliary wheel stabilizing means at both ends
47.17		. . Handle-propelled vehicles
47.18		. . . Convertible, selective, or changeable body
47.19		. . . Plural load supports
47.2		. . . With auxiliary wheel stabilizing means
47.21		. . . With shiftable main axle support
47.22		. . . . Spring suspension
47.23		. . . Load base below wheel axis (e.g., drop body type)
47.24		. . . Laterally spaced wheels
47.25		. . . . With occupant seat
47.26		. . . . With receptacle body
47.27		. . . . With toe (e.g., warehouse truck)
47.28		. . . . . With auxiliary toe or rack
47.29		. . . . . Movable
47.3		. . . Single wheel vehicle
47.31		. . . . With receptacle body (e.g., wheelbarrow)
47.315		. . . Adjustable handle
47.32		. . Single wheel vehicle
47.33		. . With leg supports
47.331		. . Boat carrier
47.34		. Stable vehicles, handle-propelled
47.35		. . Plural load supports
47.36		. . Reversible handles
47.371		. . Adjustable handle
47.38		. . Occupant seating type (e.g., baby carriages)
47.39		. . . Reversible body
47.4		. . . Seat with back and/or foot rest
47.41		. . . Body movably supported relative to wheels
2		. Dropped bodies
62		. Three-wheel
63		. Two-wheel
64		. . Adjusting wheels
65		. . Spring
66		. . . Thill and axle connected
67		. . . . Interposed spring
68		. . . . . Body thill mounted
69		. . . . . Body axle mounted
70		. . . . Body thill mounted
71		. . . . . Adjustable
72		. . . . Body axle mounted
73		. . . . . Adjustable
74		. . . . Adjustable
75		. . . Thill and body connected
76		. . . . Adjustable
77		. . . Adjustable
78		. One-wheel
79		. Spring
79.11		. Body with bracketed-type or nonsuspended axles (e.g., platform type)
79.2		. . Receptacle or occupant seating body
79.3		. . Rack-type body
79.4		. . Wheel or tire support body
79.5		. . Bucket or can support body
79.6		. . Cylindrical objects with elongated horizontal axis support body
79.7		. . Vertically elongated rectangular object support body
80.1		. Running gear
81.1		. . Multiple truck
81.5		. . . Occupant steered
81.6		. . . Self-steered trucks
82		. . Tongue truck
83		. . . Vertically adjustable
84		. . . One-wheel
85		. . . Swinging axle and rocking
86		. . Swivel truck
86.1		. . . Including resilient mounting
86.5		. . Auxiliary axle assembly (e.g., lift or tag axle)
86.75		. . Alignment adjustment
86.751		. . . Camber or caster
86.752		. . . . Vertical strut to tower
86.753		. . . . Shim (e.g., cam)
86.754		. . . . Eccentric coupling
86.755		. . . . . Including tool means
86.756		. . . . . Ball joint or bushing
86.757		. . . . Adjustable control rod
86.758		. . . Steerable wheel toe
98		. . Short turn
99		. . . Four-wheel controlled
100		. . . . Oppositely swinging axles
101		. . . . . Pivoted and sliding reach
102		. . . . . Crossed reaches
103		. . . Stub axle
104		. . Equalized frame
676		. . . Tandem axles
677		. . . . With walking beam
678		. . . . . With fluid-type suspension
679		. . . . . With torsion-type suspension
680		. . . . . With leaf-type suspension
681		. . . . . With rubber-type suspension
682		. . . . With rocker
683		. . . . With fluid-type suspension
684		. . . . With torsion-type suspension
685		. . . . With coil-type suspension
686		. . . . With leaf-type suspension
687		. . . . With rubber-type suspension
105		. . Roller bearing frame
781		. . Specific vehicle frame
782		. . . Forming fluid or electrical conduit means or having other means to accommodate the transmission of a force or signal
783		. . . Having storage compartment
784		. . . Having impact absorbing means
785		. . . Assembled from prefabricated connectable sections
786		. . . Single longitudinal beam type
787		. . . . With spring suspension means
788		. . . With resilient means for suspension
789		. . . Trailer type
790		. . . Having vertically offset load bearing surface
791		. . . Pinched frame type
792		. . . Wide-hipped frame type
793		. . . X-frame type
794		. . . . Tansverse frame members form "X"
795		. . . Transverse member is body support
796		. . . Having tubular transverse frame member
797		. . . Longitudinal frame member is box-shaped
798		. . . Longitudinal frame member is tubular
799		. . . Longitudinal frame member is an "I" beam
800		. . . Longitudinal frame member is channel-shaped
107		. . With body or load retainers
108		. . With tongue antivibrators
124.1		. . Suspension arrangement
124.101		. . . Including preparatory elasticity parameter selection
124.102		. . . . Manual actuation
124.103		. . . Body banking on turning
124.104		. . . Antidive or antisquat
124.105		. . . . Brake reaction device
124.106		. . . Antiroll or antisway
124.107		. . . . Centrifugal force transmission linkage
124.108		. . . Resonance vibration suppression
124.109		. . . Interposed frame structure (i.e., subframe)
124.11		. . . Pivotally mounted axle or axle assembly
124.111		. . . . Longitudinal pivot axis (i.e., rocking axle)
124.112		. . . . . Including fluid actuator
124.113		. . . . . Including steerable terminal wheel spindle
124.114		. . . . . And vertical pivot axis (i.e., swinging axle)
124.115		. . . . . . Fifth wheel articulated axle
124.116		. . . . Horizontal and transverse pivot axis
124.117		. . . . Vertical pivot axis (i.e., swinging axle)
124.118		. . . . . Narrow track
124.119		. . . . . . Differential motion
124.12		. . . . . With draft attachment
124.121		. . . . . Resilient connection detail
124.122		. . . . . . Offset pivot
124.123		. . . . . . Telescopic members
124.124		. . . . . . Fifth wheel supported upon transverse leaf spring
124.125		. . . Wheel separately supported upon individual stub axle (e.g., skein, spindle)
124.126		. . . . Steering pivot confined within boundary of wheel
124.127		. . . . Sliding connection (e.g., pillar and sleeve)
124.128		. . . . Longitudinally extending swinging support arm (i.e., leading or trailing swing arm)
124.129		. . . . . Road arm
124.13		. . . . . Stabilizer means within connection housing of arm pivot (e.g., bushing, spring, torsion rod)
124.131		. . . . . Spring-like arm
124.132		. . . . . Intermediate of support arm (e.g., semileading or semitrailing arm)
124.133		. . . . . Arm having plural segments or dissimilar materials
124.134		. . . . Lateral control arm (i.e., suspension arm)
124.135		. . . . . Plural lateral control arms
124.136		. . . . . . Upper and lower arms having aligned outboard ends
124.137		. . . . . . . With torsion bar
124.138		. . . . . . . Specific spatial location
124.139		. . . . . . . Unequal length
124.14		. . . . . . . . Spring-like arm
124.141		. . . . . . . Interposed coil spring
124.142		. . . . . . . Coil spring disposed above upper arm
124.143		. . . . . . Longitudinally spaced outboard ends
124.144		. . . . . . . Resilient coupling
124.145		. . . . . Including vertically extending strut
124.146		. . . . . . Turnable telescopic strut (i.e., MacPherson strut type)
124.147		. . . . . . . Upper strut mount detail
124.148		. . . . . . Including longitudinally extending control arm or strut
124.149		. . . . . . . Torsion stabilizer
124.15		. . . . . Specific spatial location
124.151		. . . . . Including spring retaining seat
124.152		. . . . . Including stabilizer bar (e.g., sway bar)
124.153		. . . . Longitudinal control arm (i.e., suspension arm)
124.154		. . . . Vertically extending telescopic strut
124.155		. . . . . Upper strut mount detail
124.156		. . . Including "live" axle feature (e.g., differential)
124.157		. . . Fluidic suspension
124.158		. . . . Hydraulic and pneumatic
124.159		. . . . . Fluid handling details
124.16		. . . . Fluid handling details
124.161		. . . . . Closed system
124.162		. . . . Including mechanical spring element
124.163		. . . . . Leaf spring
124.164		. . . Mechanical spring element
124.165		. . . . Plural diverse mechanical spring elements
124.166		. . . . Torsion spring
124.167		. . . . . Longitudinally extending
124.168		. . . . . Helical form
124.169		. . . . . Elastomeric material
124.17		. . . . Leaf spring
124.171		. . . . . Transverse
124.172		. . . . . . Reach attached
124.173		. . . . . . Sidebar attached
124.174		. . . . . Plural cooperating leaf springs (e.g., full elliptical spring, helper springs)
124.175		. . . . . Connection detail
124.176		. . . . . . Lateral force compliance for steering deflection
124.177		. . . . Elastomeric spring
124.178		. . . . . Shear force
124.179		. . . . Coil spring
771		. . Occupant steered
87.1		. . . Foot operated
87.2		. . . Outrigged wheel controlled
773		. . . With manually powered hydraulic steering
774		. . . With remote position steering
775		. . . With adjustable steering wheel or column
776		. . . Including bias means maintaining steerable wheel and elongate surface engagement (e.g., furrow followers)
777		. . . Steering column or wheel movable in response to collision
778		. . . Plural steering hand grips or noncoaxial steering wheel and column
779		. . . With steering column mount or support
780		. . . . Having nonrigid member
88		. . . Combined brake
89		. . . Checked
89.1		. . . . Stub axle supported wheels
89.11		. . . . . Center or neutral angulation
89.12		. . . . . Linkage member or attachment
89.13		. . . . . . Fluid
90		. . . . Fluid
91.1		. . . Four-wheel controlled
92		. . . One-wheel controlled
93.5		. . . Monitoring or indicating means
93.501		. . . . Neutral position
93.502		. . . Linkage
93.503		. . . . Auxiliary or redundant
93.504		. . . . Swinging axle or half-axle
93.505		. . . . . Narrow track (e.g., tricycle-type tractor)
93.506		. . . . Differential steering
93.507		. . . . Idler arm
93.508		. . . . . Articulated joint structure
93.509		. . . . . . Motion modifier (e.g., lash, play)
93.51		. . . . Link member details (e.g., configuration, construction)
93.511		. . . . . Terminal attachment detail (e.g., ball joint)
93.512		. . . . Kingpin, steering knuckle, steering arm, or wheel carrier construction
93.513		. . . . Gearing arrangement
93.514		. . . . . Rack and pinion
93.515		. . . . . . Housing attachment detail
137.5		. . Turnable axle (e.g., fifth-wheel or swinging axle)
137.501		. . . With draft attachment
137.502		. . . Fifth-wheel or pivot details
137.503		. . . . Spherical union (i.e., ball and socket joint)
137.504		. . . . Perch or reach bracing
137.505		. . . . Offset pivot
137.506		. . . . Kingbolt detail
137.507		. . . . Antirattler
139		. . Hounds
140		. . Reaches
141		. . . Swivel
142		. . . Extensible
143		. . Bolsters and standards
144		. . . Varying width adjustment
145		. . . Pivotally connected
146		. . . Vertically adjustable standard
147		. . . Readily removable standards
148		. . . Supplemental bolsters
149		. . Irons and clips
149.1		. . Interchangeable axles
149.2		. . Longitudinally shiftable running gear
727		. Attachment
728.1		. . Inflatable passenger restraint or confinement (e.g., air bag) or attachment
728.2		. . . With specific mounting feature
728.3		. . . Deployment door
729		. . . Plural compartment confinement (e.g., "bag within a bag")
730.1		. . . Inflated confinement specially positioned relative to occupant or conforming to the body shape of occupant
730.2		. . . . Mounted in vehicle and positioned laterally of occupant
731		. . . Deflated confinement located within or on steering column
732		. . . Deflated confinement located in or on instrument panel
733		. . . In the form of or used in conjunction with a belt or strap
734		. . . Responsive to vehicle condition
735		. . . . Electric control and/or sensor means
736		. . . With source of inflation fluid and flow control means thereof
737		. . . . With means to rupture or open fluid source
738		. . . . With means to aspirate ambient air
739		. . . . With confinement deflation means
740		. . . . With means to diffuse inflation fluid
741		. . . Inflation fluid source
742		. . . Flow control means
743.1		. . . Specific confinement structure
743.2		. . . . With confinement expansion regulating tether or strap
801.1		. . Safety belt or harness (e.g., lap belt or shoulder harness)
801.2		. . . Having adjustable anchor means
802		. . . Passive restraint system
803		. . . . Having belt retractor mounted on vehicle closure
804		. . . . Having belt connected to member slidable in a vehicle-mounted track
805		. . . With energy absorber
806		. . . Inertia responsive locking or tightening of belt or harness
807		. . . Retractable
808		. . . Shoulder belt or harness
748		. . Passenger safety guards
749		. . . Safety net, curtain, or transparent sheet
750		. . . Connected to the steering wheel or column
751		. . . Padded or cushioned member
752		. . . . Instrument panel or dashboard
753		. . . . Positionable by automatic actuator
754		. . Vehicle spring jacking lock, between sprung and unsprung mass
755		. . To prevent vehicle tip or tilt
756		. . Roll bars and/or overhead guards
757		. . Antiskid or slide
758		. . . Shiftable-type antiskid counter weights
759		. . . Static-type antiskid counter weights
760		. . Auxiliary platform or frame attachment for tractors
761		. . Parking assisting devices, nonpowered
762		. . Exterior
763.1		. . . Retractable prop, support, or stabilizer
764.1		. . . . With actuator for pivoted support
765.1		. . . . . Having additional translating or telescoping movement
766.1		. . . . With actuator for translating or telescoping movement
767		. . . Auxiliary wheel
768		. . . Trailer skirts
769		. . . Article carriers
770		. . . For protecting the vehicle body
151		. . Auxiliary load starters
847		. . Dust and mud guards
152.05		. . . With wheel or tire carrying means
152.1		. . . Velocipede type
152.2		. . . . Combined with wheel guards
152.3		. . . . Flexible or sectional
848		. . . Body attached
153.5		. . . . Joints welts
154		. . . . Securing device
849		. . . . Fender skirts
850		. . . . Scuff pads and covering shields for fenders
851		. . . Splash guards
852		. . . . For velocipedes
155		. . . Thill or tongue attached
156		. . . Wheel attached
157		. . . Axle attached
853		. . . Aperture fender wall with closures
854		. . . Fender braces
855		. . Wheel scrapers and cleaners
158.1		. . . Velocipede type
856		. . . Wheel scrapers for dual wheels
159		. . Dust guards
160		. . Wheel guards
160.1		. . . Velocipede type
161		. . Chafe irons
162		. . . Roller
163		. . Steps
164.1		. . . Combined devices
164.2		. . . . Steps combined with shoe scrapers
165		. . . Wheel or axle attached
166		. . . Shiftable
169		. . . Treads
170		. . Whip sockets
171		. . . Whip gripping
172		. . . . Spring
173		. . . . Rubber gaskets
174		. . . . Pivotally connected sections
175		. . . Brackets and clips
176		. . . Lock
177		. . . Combined rein holders
178		. . . Whip manipulating devices
180		. . Hay load binder
181		. . Rein supports and guards
182		. . Rein holders
183		. . . Clamp
184		. . . . Spring
185		. . . . . Pivoted jaws
186		. . Hitching and controlling devices
187		. . . Weight
188		. . . Ground engaging brake lever
189		. . . Wheel operated
190		. . . . Winding drum
191		. . . . . Shiftable gear
192		. . . . . Clutch
		******************************
		CROSS-REFERENCE ART COLLECTIONS
		******************************
900		RUNNER VEHICLE ATTACHMENTS
901		ADAPTATION ON NONSPECIALIZED VEHICLES TO SEMITRAILER TRACTORS
		*********************************
		FOREIGN ART COLLECTIONS
		*********************************
		Any foreign patents or non-patent literature from subclasses that have been reclassified have been transferred directly to FOR Collection listed below. These collections contain ONLY foreign patents or nonpatent literature. The parenthetical references in the Collection titles refer to the abolished subclasses from which these Collections were derived.
FOR 100		BODY-LEVELING DEVICES (280/840)
FOR 101		. With ground engaging means moved vertically responsive to body level sensing means (280/6.1)
FOR 102		. With ground engaging means interconnected for opposite vertical adjustment (280/6.11)
FOR 103		. Using hydraulic motor (280/6.12)
		WHEELED
		. Running gear
		. . Occupant steered
FOR 104		. . . With cornering tipping deterrent (280/772)
FOR 105		. . . Stub axle (280/93)
FOR 106		. . . . Centering (280/94)
FOR 107		. . . . Link connected (280/95.1)
FOR 108		. . . . . Rotary shaft and gearing (280/96)
FOR 109		. . . . . Idler arm steering linkage (280/846)
FOR 110		. . . . Mounts (280/96.1)
FOR 111		. . . . . With suspension means (280/660)
FOR 112		. . . . . . With caster and/or camber adjustment (280/661)
FOR 113		. . . . . . Plural diverse springs (280/662)
FOR 114		. . . . . . Lever and spring (280/663)
FOR 115		. . . . . . . Torsion spring (280/664)
FOR 116		. . . . . . . . Stabilizer bar (280/665)
FOR 117		. . . . . . . Coil spring (280/666)
FOR 118		. . . . . . . . Coil located above upper lever arm (280/667)
FOR 119		. . . . . . . . Coil mounted on turnable strut (e.g., "MacPherson-type" suspension) (280/668)
FOR 120		. . . . . . Leaf spring (280/669)
FOR 121		. . . . . . Coil spring (280/670)
FOR 122		. . . . . . Rubber spring (280/671)
FOR 123		. . . . . . Fluid spring (280/672)
FOR 124		. . . . . . With connection or element feature (280/673)
FOR 125		. . . . . . . Ball joint feature (280/674)
FOR 126		. . . . . . . Geometric feature (280/675)
FOR 127		. . . . . Pivot in wheel plane (280/96.3)
FOR 128		. . . Swinging axle (280/97)
FOR 129		. . Swinging axle and rocking (280/109)
FOR 130		. . . Spring (280/110)
FOR 131		. . Rocking (280/111)
FOR 132		. . . Spring (280/112.1)
FOR 133		. . . . Roll-responsive rocking axles for body banking (280/112.2)
FOR 134		. . Swinging axle (280/113)
FOR 135		. . . Platform type (280/114)
FOR 136		. . . . Spring (280/115)
FOR 137		. . . With draft attachment (280/116)
FOR 138		. . . Offset pivot (280/117)
FOR 139		. . . . Spring (280/118)
FOR 140		. . . . . Longitudinal leaf (280/119)
FOR 141		. . . Spring (280/120)
FOR 142		. . . . Leaf (280/121)
FOR 143		. . . . . Longitudinal (280/122)
FOR 144		. . . . . Cross (280/123)
FOR 145		. . Suspension means (280/688)
FOR 146		. . . Antisway (280/689)
FOR 147		. . . Independent (280/690)
FOR 148		. . . . Steerable (280/691)
FOR 149		. . . . . Plural diverse springs (280/692)
FOR 150		. . . . . Fluid (280/693)
FOR 151		. . . . . Leaf (280/694)
FOR 152		. . . . . Torsion (280/695)
FOR 153		. . . . . Coil (280/696)
FOR 154		. . . . Plural diverse springs (280/697)
FOR 155		. . . . Fluid (280/698)
FOR 156		. . . . Leaf (280/699)
FOR 157		. . . . Torsion (280/700)
FOR 158		. . . . Coil (280/701)
FOR 159		. . . Fluid (280/702)
FOR 160		. . . . Anti-nose dive and/or squat systems (280/703)
FOR 161		. . . . Wheel raising (280/704)
FOR 162		. . . . Road arm (280/705)
FOR 163		. . . . Vacuum controls spring strength (280/706)
FOR 164		. . . . With electrical control means (280/707)
FOR 165		. . . . Hydro-pneumatic (280/708)
FOR 166		. . . . Hydraulic (280/709)
FOR 167		. . . . . With nonfluid spring means (280/710)
FOR 168		. . . . Pneumatic (280/711)
FOR 169		. . . . . With nonfluid spring means (280/712)
FOR 170		. . . . . With lever stabilizer means (280/713)
FOR 171		. . . . With specific valve or valve arrangement (280/714)
FOR 172		. . . Plural, diverse nonfluid springs (280/715)
FOR 173		. . . Rubber (280/716)
FOR 174		. . . . Torsion (280/717)
FOR 175		. . . Leaf (280/718)
FOR 176		. . . . Transverse (280/719)
FOR 177		. . . . Single leaf (280/720)
FOR 178		. . . Torsion (280/721)
FOR 179		. . . . Coil (280/722)
FOR 180		. . . . Transverse (280/723)
FOR 181		. . . Coil (280/724)
FOR 182		. . . . With lever stabilizer means (280/725)
FOR 183		. . . . . Transverse lever (280/726)
FOR 184		. . Swinging axle connections (280/125)
FOR 185		. . . Rocking (280/126)
FOR 186		. . . . Platform types (280/127)
FOR 187		. . . . . Spring (280/128)
FOR 188		. . . . Spring (280/129)
FOR 189		. . . Platform type (280/130)
FOR 190		. . . . Spring (280/131)
FOR 191		. . . With draft attachment (280/132)
FOR 192		. . . Offset pivot (280/133)
FOR 193		. . . . Spring (280/134)
FOR 194		. . . . . Longitudinal leaf (280/135)
FOR 195		. . . Spring (280/136)
FOR 196		. . . . Longitudinal leaf (280/137)
FOR 197		. . . Antirattlers (280/138)
		******************************
		DIGESTS
		******************************
DIG 1		Load responsive (leveling of vehicle)
DIG 2		Wheel supports for outboard motors
DIG 3		Wheeled shopping bag
DIG 4		Grocery store cart
DIG 5		Motorized golf carts
DIG 6		Wheeled golf club carriers
DIG 7		Air bag rollers
DIG 8		Separable body or container-type semitrailers
DIG 9		Occupant-steered trailers
DIG 10		Stair climbing chairs
DIG 11		Walking attendant steered trailers
DIG 12		Clamp-type ski bindings having plural diverse axes or clamps
DIG 13		Ski binding controlled by skier position or by remote control
DIG 14		Tractor-trailer backing connections