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

Class
301
LAND VEHICLES: WHEELS AND AXLES

Class definitions may be accessed by clicking on the class title, above.
Subclass definitions may be accessed by clicking on the subclass number, below.

Patents classified in a subclass may be accessed by clicking on the " " icon following the subclass number, below.

( please note that links to definitions and classified patents may not be available for some classes and subclasses )

For search strategies, please refer to the Classification Index Explanation of Data web page.

Subclass		Title
ClassTitle		===> LAND VEHICLES: WHEELS AND AXLES
1		COMBINED WHEEL AND AXLE MODIFICATION
2		. Cushion lateral thrust
2.5		. With pedal crank
5.1		WHEEL
5.21		. Balancing device
5.22		. . Self-operating
5.23		. With peripheral roller
5.24		. Having housing for tire inflation means
5.3		. Skate
5.7		. . With antifriction bearing
6.1		. With drive or brake attachment
6.2		. . Aircraft wheel
6.3		. . And with brake-cooling means
6.4		. . . Comprising means to utilize a fluid
6.5		. . Drive means on wheel
6.6		. . Wheel supported on brake drum clear of hub
6.7		. . Brake drum supported on wheel clear of hub
6.8		. . Disc brake
6.9		. . For cycle-type vehicle
6.91		. . Having vibration damper or heat insulator
7		. Wheelbarrow type
8		. Having auxiliary bracing
9.1		. Detachable wheel section
9.2		. . With provision to permit positioning of rim laterally of hub
10.1		. . Demountable rim
11.1		. . . Rim-securing means
11.2		. . . . With lock between rim and wheel body
11.3		. . . . With spacer between rim and wheel body
12.1		. . . . Spoke secured
12.2		. . . . . Radially movable spoke
13.1		. . . . Plural rims
13.2		. . . . . Dual rims
14		. . . . Securing and removing means
15		. . . . Contractible rim
16		. . . . Expandable wheel body
17		. . . . Bayonet joint
18		. . . . Radially acting wedge
19		. . . . . Transversely extending wedge
20		. . . . . . Independently movable
21		. . . . . . . Bolt wedge
22		. . . . . . . Annular wedge
23		. . . . Removable side ring
24		. . . . Removable side lug
25		. . . . Latch
26		. . . . . Annular latch
27		. . . . . . Expandable ring
28		. . . . . Radially moving bolt
29		. . . . . Pivoted
29.2		. . . . Circumferentially divided rim
30		. . . Transversely divided
30.2		. . . . One section both transversely and circumferentially divided
31		. . . . Plural sections
32		. . . . . Hinged
33		. . . . With end-aligning means
34		. . . . . Tool connection
35.1		. . . Circumferentially divided rim
35.2		. . . . Rim sections held together by bayonet joint
35.3		. . . . Rim secctions held together by transversely divided locking ring
35.51		. . . Including means to prevent relative rotation between rim and wheel body
35.52		. . Geared mounting mechanism
35.53		. . Artillery wheel with single-acting retaining means
35.54		. . Artillery wheel bolted to hub
35.55		. . . By central nut
35.56		. . Wire-spoke wheel with single-acting mounting means
35.57		. . Wire-spoke wheel bolted to hub
35.58		. . . By central nut
35.59		. . Spoke formations bolted to hub
35.61		. . Disc wheel with single-acting retaining means
35.62		. . Disc wheel bolted to hub
35.63		. . . By central nut
36.1		. Dual wheels
36.2		. . Relatively rotatable
36.3		. . With wear-preventing means therebetween
37.1		. With wheel cover
37.21		. . With anti-theft device for wheel cover
37.22		. . Tire sidewall
37.23		. . . Retained on wheel cover
37.24		. . Trim ring covering rim only
37.25		. . With relatively rotatable element
37.26		. . Including distinct central medallion
37.27		. . . Attached to plastic cover permanently secured to wheel
37.28		. . Including access door
37.29		. . Wire-spoke wheel simulating wheel cover
37.31		. . Including resilient securing means
37.32		. . . Resilient securing ring on cover
37.33		. . . . Acting to bias portion of cover into engagement with wheel
37.34		. . . Detachable
37.35		. . Wheel body or rim having integral securing bump
37.36		. . . Bump on rim
37.37		. . Cover securing threaded means
37.38		. . . Central thread
37.39		. . Cover having integral securing teeth
37.41		. . Cover securing, wheel spoke engaging means
37.42		. . Plastic cover
37.43		. . . Permanently secured to wheel
38.1		. Emergency
39.1		. . Tire or rim
40.1		. . . Traction increasing
40.2		. . . . Auxiliary tire mounted to one side of main wheel
40.3		. . . Safety emergency tire or rim
40.4		. . . Rim clamp for securing emergency tire to rim
40.5		. . . Cover cleated to wheel to provide smooth road surface
40.6		. . Auxiliary wheel movable radially into emergency position
41.1		. Traction increasing
42		. . Chains
43		. . Projecting cleat
44.1		. . . Removably attached
44.2		. . . . Of resilient material
44.3		. . . . To rim
44.4		. . . . To wheel body
45		. . . Movable
46		. . . . Adjustable
48		. . . . . Alternately projecting and retracting
49		. . . . . . Supported by supplemental wheel attachment
47		. . . . . Supported by supplemental wheel attachment
50		. . . . . Individually
51		. . . . Spring moved
52		. . Dual rims, connecting cleat
53		. . Recessions in rim
53.5		. . Wheel weight
54		. Part of wheel body under tension, part under compression
55		. Tension wheel; e.g., spoke
56		. . Having spoke attached tangentially to hub
57		. . Having hairpin type spokes
58		. . Rim (or felly) and spoke connection
59		. . Hub and spoke connection
60		. . . Having provision to simultaneously tension plural spokes
61		. . . Distinct spoke socket sleeve
62		. Compression wheel
63.1		. . Disc
64.1		. . . Having spoke configuration
64.2		. . . . Wheel body formed from two discs permanently
64.3		. . . Wheel formed from two discs
64.4		. . . . Removably secured together
64.5		. . . . . By tab struck from disc
64.6		. . . Of fabric, wood or paper
64.7		. . . Of plastic
65		. . Of cast metal
66		. . Integrally connected spokes
67		. . Rim (or felly) and spoke connection
68		. . . Adjustable
69		. . . . Screw
70		. . . Including distinct spoke socket sleeve
71		. . . . At felly joint
72		. . . Combined felly joint
73		. . Plural spoke series
74		. . . Hub and spoke connection
75		. . . . Including provision for tightening spoke
76		. . . . Driven spoke
77		. . . . . Including socket-strengthening means
78		. . . . Spoke claiming hub members
79		. . Single spoke series
80		. . . Hub and spoke connection
81		. . . . Including provision for tightening spoke
82		. . . . Driven spoke
83		. . . . . Including socket-strengthening means
84		. . . . Spoke claiming hub members
85		. . . . . Ring-forming spoke ends
86		. Nonresilient tire
87		. . Including tire-securing device
88		. . . Combined with felly joint
89		. . . Comprising interposed clips or wedges
90		. . With rail-climbing device
91		. . Adjustable circumference tire
92		. . . Adjustable by use of screw
93		. . . . Both right- and left-threaded
94		. . . Adjustable by use of wedge
95		. Rim or felly
96		. . Metallic
97		. . . For use with resilient tire
98		. . For use with resilient tire
99		. . Joint
100		. . . Adjustable
101		. . . . Adjustable by use of screw
102		. . . . . Both right- and left-threaded
103		. . . . Adjustable by use of wedge
104		. Spoke
105.1		. Hub
106		. . Having reenforcing band or casing
107		. . . Point band
108.1		. . Hub cap
108.2		. . . Having transparent window
108.3		. . . Plastic hub cap
108.4		. . . Retained by threaded means
108.5		. . . . Central-threaded means
109		. . Axle box
110		. . . Mounting
110.5		. . For cycle-type vehicle
110.6		. . Circumferentially divided
111		. Wheel-attaching device
112		. . Outer-end stop
113		. . . Linchpin
114		. . . Screw
115		. . . . Adjustable plural-part nut
116		. . . . With hub-driven wrench
117		. . . . Tap bolt
118		. . . Bayonet means
119		. . . Pivoted means
120		. . . Sliding means
121		. . Movable latch detent
122		. . Stop-engaging collar or sleeve
122.5		. . Lug nut
123		. Sand band
124.1		AXLE
124.2		. With distinct handle to effect mounting on cycle-type vehicle
125		. With provision to interfit with vehicle
126		. Rotary shaft or spindle
127		. Cranked or bowed
128		. Varying-length adjustment
129		. Trussed
130		. Emergency repair provision
131		. Spindle
132		. . Mounting
133		. . . Spring
134		. Skein
135		. . Mounting
136		. . . Spring
137		. Including housing for drive mechanism

Information Products Division -- Contacts

Questions regarding this report should be directed to:

U.S. Patent and Trademark Office
Information Products Division
PK3- Suite 441
Washington, DC 20231

tel: (703) 306-2600
FAX: (703) 306-2737
email: oeip@uspto.gov

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Last Modified: 6 October 2000