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

Class
470
THREADED, HEADED FASTENER, OR WASHER MAKING: PROCESS AND APPARATUS

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		===> THREADED, HEADED FASTENER, OR WASHER MAKING: PROCESS AND APPARATUS
1		PROCESS
2		. Assembling or disassembling fastener with element
3		. . Bolt or screw with washer
4		. . . By telescoping
5		. . Attaching cap to fastener
6		. . . Screw fastener
7		. . . Nail fastener
8		. Making externally threaded fastener, e.g., screw or bolt
9		. . Screw
10		. . . Forming thread
11		. . Bolt
12		. . . Having specific configuration
13		. . . . U-frame type
14		. . . . Hollow bolt type
15		. . . . . And prong
16		. . . . Formed by extrusion
17		. . . . Formed by heat treatment
18		. Making internally threaded fastener, e.g., nut
19		. . Lock-nut type, e.g., castellated nut
20		. . Having securement feature
21		. . . Fusible or deformable type
22		. . . . Weld nut type
23		. . Having driver engagement feature, e.g., wing nut, etc.
24		. . Having decorative feature, e.g., cap nut, etc.
25		. . Formed by metal working
26		. . . Forging
27		. Making headed fastener, e.g., rivet or nail, etc.
28		. . Rivet type
29		. . . Hollow type
30		. . . . Having prong
31		. . . Formed by extrusion
32		. . . Formed by heat treatment
33		. . . . And pressure, e.g., forging
34		. . Nail type
35		. . . Horseshoe
36		. . . . Formed by heat treatment and metal shaping, i.e., wrought type
37		. . . . Formed by severing, i.e., cut type
38		. . . Formed by heat treatment and metal shaping, i.e., wrought type
39		. . . . Spike type
40		. . . Wire type
41		. Making washer
42		. . Lock-washer type
43		APPARATUS HAVING SAFETY MECHANISM
44		APPARATUS HAVING AUTOMATIC CONTROL
45		. Having means sensing a condition or change in a condition
46		. For assembling fastener and washer
47		APPARATUS HAVING MEANS FOR MEASURING OR TESTING
48		APPARATUS FOR ASSEMBLING OR DISASSEMBLING FASTENER WITH ELEMENT
49		. Headed fastener with element, e.g., bolt with nut and washer
50		. . Having telescoping means
51		. . Attaching cap to fastener
52		. . . Screw fastener
53		. . . Nail fastener
54		. . . Having nicking means
55		. . . Having means to feed rectangular stock
56		. . . Having rotatable workholder
57		APPARATUS FOR MAKING EXTERNALLY THREADED FASTENER OR ARTICLE, E.G., SCREW, BOLT, ETC.
58		. Screw fastener making
59		. . Wooden screw
60		. . Having head nicking
61		. . . And shaving means
62		. . . And rotatable workholder
63		. . . Punch and die type
64		. . Having head shaving means
65		. . Having pointing means
66		. . Having thread cutting means
67		. . . Portable
68		. . . And pointing means
69		. . . And severing means
70		. . . Having plural dies
71		. . . . Axial aligned
72		. . . . Turret mounted
73		. . . Having collapsible die
74		. . . . And bevel operator
75		. . . . And cam operator
76		. . . . . Forming taper thread
77		. . . . And lever closer
78		. . . . . Cone type
79		. . . . And pivotable chaser carrier
80		. . . Having chaser cutter
81		. . . . Rotatable type
82		. . . Having recessed cylindrical die block
83		. . . Having self releasable die holder
84		. . Having thread swaging means
85		. . . And reciprocable die
86		. Having bolt pointing means
87		APPARATUS FOR MAKING INTERNALLY THREADED FASTENER, I.E., NUT
88		. Castellated nut type
89		. Having forger
90		. . And plural rotatable dies
91		. . And plural punches
92		. . And coiler
93		. . And side swagger
94		. . . And mandrel
95		. . And transfer means
96		. Having tapper
97		. . And reamer
98		. . And work handler
99		. . And multiple tap spindles
100		. . . Circular gang type
101		. . And plural tap gripper
102		. . And release means
103		. . And yieldable tap driver
104		. . . Feed nut type
105		. . And finishing means
106		. Having broaching means
107		. Having milling means
108		. Having facing means
109		. Having transfer means
110		APPARATUS FOR MAKING HEADED FASTENER, E.G., NAIL, RIVET, ETC.
111		. Horseshoe nail making
112		. . Cut-type
113		. . . Having finishing means
114		. . . . And cutter
115		. . . . And rotary workholder
116		. . Having chain drive
117		. . Having roll forging means
118		. . . Traveling roll type
119		. . Having side swage means
120		. . Having rotary workholder
121		. Wire nail making
122		. . String nail type
123		. . Having multiple header means
124		. . . Opposite end former
125		. . Having reciprocating die and header
126		. . . And toggle closing dies
127		. . . And wedge closing dies
128		. . Having distributing means
129		. . Having rotary workholder
130		. . Having spiral shank forming means
131		. Wrought fastener making
132		. . Spike type
133		. . . Having roller die
134		. . . Having pointing means
135		. . . Having rotary workholder
136		. . Nail type
137		. Header means
138		. . And laterally movable carrier
139		. . . Bolt blank making
140		. Having plural rotatable dies
141		. Having reciprocating die and heading means
142		. . And toggle operator for die movement
143		. . . Bolt blank making
144		. . And wedge closing dies
145		. . . Bolt blank making
146		. . Making nail
147		. Having side swagger
148		. Having punch means
149		. . Forming cotter-slot
150		. Having head finisher
151		. . Broach type
152		. Having ejection means
153		. . And blank shear or cutoff means
154		. Having transfer means
155		. Having guage
156		. Having cutting means
157		. . Making cut-type nail
158		. . . Tack strip making
159		. . . And heading means
160		. . . And pointing means
161		. . Forming shank slot
162		APPARATUS FOR MAKING WASHER
163		. Lock washer
164		MATERIAL SUPPLY FEEDER OR DISTRIBUTOR
165		. Nut or washer delivery means
166		. . For forger
167		. . Nut feeder
168		. Nail plate feeder
169		. . Having oscillator
170		. . Having reverser
171		. . . And gear
172		. . . . Rack and pinion
173		. . . . Segmental type
174		. . Having roller or drum feeder with strap drive
175		. . Nipper and nose piece
176		. Material infeed means
177		. Having gripper feed jaws
178		. Having reciprocating lifter
179		. Having rotary disk
180		. Having inclined chute
181		TAP SPINDLE REVERSING DEVICE
182		. Having spur gears
183		IMPLEMENT, E.G., DIE, ETC.
184		. Nail or screw capping die
185		. Screw threading die
186		. . Thread trimmming
187		. . Radial chaser
188		. . . Taper threading
189		. . . . Having die-blade adjuster
190		. . . Adjustable
191		. Bolt or rivet forming die
192		. Nail forming die
193		. . Horseshoe type
194		. . . Cut
195		. . Wire type
196		. . Wrought type
197		. Nut or washer forming die
198		. Tap
199		. . Combined
200		. . Radially adjustable
201		. . Collapsible
202		. . . Cam core
203		. . . Wedge core
204		. . Thread swage
205		. Bolt or rivet heading punch
206		. Nut or washer arbor
207		. Die holder
208		. Anvil
209		MISCELLANEOUS
		******************************
		CROSS-REFERENCE ART COLLECTIONS
		******************************
900		FLOATING WORKHOLDER
901		PIPE OR ROD WORKHOLDER
902		WORKHOLDER INDEX
903		YIELDABLE SPINDLE
904		TURRET
905		WIRE COIL INSERT
906		NYLON PLUG LOCK
907		CLINCH NUT FEEDER

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Questions regarding this report should be directed to:

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tel: (703) 306-2600
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Last Modified: 6 October 2000