What follows are the subclasses from one class of the Manual of Classification for US patents. As you scroll through the list and encounter a class/subclass of interest, you can jump back to the top and retrieve patent titles by entering the class/subclass in the box below.
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363-131 121-55A 14-.5
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Class Number: 226
Class Title: ADVANCING MATERIAL OF INDETERMINATE LENGTH
Subclass Subclass
Number Title
1 PROCESSES
2 .Involving registration of material
3 ..Involving lateral registration
4 .Involving plural feeding means
5 .Involving stripping from conveyer
6 .By engaging material modifications
7 .By fluid current
8 .Intermittently or interruptedly
9 CONTROL MEANS RESPONSIVE TO INDICIA CARRIED BY AUXILIARY RECORD
(E.G., TAPE OR CARD)
10 WITH MATERIAL-RESPONSIVE CONTROL MEANS
11 .Responsive to break or depletion
12 .For threading device
13 .For flywheel
14 .For festooner
15 .To position material laterally
16 ..With control of longitudinal movement
17 ..By roller pair engaging web margin
18 ..By shiftable material support
19 ...Laterally movable support
20 ....Responsive to photocell detection
21 ...Pivotally mounted roller
22 ....Responsive to pneumatic detection
23 ....Responsive to material-contacting element
24 .To regulate longitudinal movement of material
25 ..Responsive to overload
26 ..Responsive to weight of accumulation
27 ..Registration
28 ...Of continuously moving material
29 ....By means to vary speed of material momentarily
30 .....By means to vary speed of feed roll
31 ......By ancillary power source
32 ...By means to change feeding movement of intermittent feed
stroke
33 ...By means to discontinue movement of material
34 ..By means to vary engagement of feed means with material
35 ...Feed means moved out of engaging position
36 ..By ancillary feed means
37 ..By disconnectable connection in drive train
38 ..By means to retard material movement
39 ...By material contact
40 ..By variable-ratio transmission
41 ...Coaxially shiftable pulley cones
42 ..By variable speed power source
43 ...To stop and/or start movement of material
44 ..Responsive to dancer detector
45 .Detector means
46 WITH INTERLOCK MEANS
47 .And means to initiate operation of part
48 WITH RANDOMLY ACTUATED STOPPING MEANS
49 SELECTIVELY REVERSIBLE MATERIAL MOVER
50 .By optional moving meanss
51 .By optional drive trains
52 MEANS TO ENGAGE LONGITUDINALLY SPACED MODIFICATIONS IN MATERIAL
53 .Such means produces the modifications
54 .Alternately selectable prongs
55 .Prong operable intermittently to prevent longitudinal material
movement (e.g., registration pins)
56 ..With means to disable restraining operation of prong
57 ..With positive actuator to project and to retract prong
58 ..With resilient means to urge prong toward material
59 .With additional means to restrict material movement
60 ..Fluctuation damping means
61 ...By flywheel
62 .Reciprocating or oscillating claw or finger
63 ..Serial sequentially operated claws
64 ..With means to change path or extent of claw movement
65 ...Range changer
66 ....To stop material movement
67 ..On longitudinally reciprocated carrier
68 ...Claw pivotable on carrier
69 ..On two rotated carriers
70 ..On carrier pivoted about a fixed axis
71 ...Claw pivotable on carrier
72 ...Claw radially slidable on carrier
73 ..Claw slides on and pivots about fixed stud
74 .Pins on flexible belt or chain
75 ..With means to effect supplementary pin movement
76 .Rotating sprocket (e.g., pin-wheel)
77 ..For concatenated material
78 ..Circumferentially opposite pins engage looped material
79 ..With laterally adjustable sprocket(s)
80 ..With means to disengage material from prong(s)
81 ...By supplementary movement of prong(s)
82 ..With means to retain material on prong(s)
83 ...Retainer and sprocket relatively displaceable
84 ....Roller retainer
85 ...Roller retainer
86 ..With additional means to support material
87 .Including detail of prong shape or construction
88 WITH MEANS TO TEMPORARILY DEFORM MATERIAL LATERALLY (E.G., FOR
STIFFENING)
89 SHIFTABLE PART ALLOWING HAND LOADING
90 .With shiftable roller
91 THREADING DEVICE
92 .With means to pull lead-end
93 WITH ADHERENCE OR ATTRACTION OF MATERIAL TO ADVANCING MEANS
94 .By electrostatic force
95 .By pneumatic pressure
96 .By adhesive nature of material
97 BY FLUID CURRENT
100 WITH ALARM, SIGNAL, OR INDICATOR
101 CONVERTIBLE
102 COMBINED
104 BY FESTOONER
105 .With means to shift girt with respect to festoon and conveyer
106 .With means to hold material on girt
107 .With means to feed girt to conveyer
108 PLURAL MATERIAL-MOVING MEANS
109 .With plural paths for materiall
110 ..Alternately usable
111 .With means to independently vary mover speed
112 .Continuous feed from serial sequentially operated feeders
113 .With bight former
114 ..With pivotal former-support
115 .With intermittent material-mover
116 ..Including auxiliary material-mover for starting
117 ..And continuous material-mover
118 .With intermediate storage
119 ..By means to direct material in sinuous path
120 BY INTERMITTENT (INTERRUPTED) MATERIAL-MOVER
121 .Stored material-movement-derived energy provides moving force
122 .With means varying the material speed during movement
123 .Cyclical unequal movements
124 .Comprising constantly rotated roll on reciprocating or
oscillating carrier
125 .Including material abutment
126 ..Movable with material
127 .Manual material-mover (e.g., dispenser)
128 ..With means to clamp material during dwell
129 ..With means to limit increment of advance
130 ...With means to disable operation of limit means
131 ....Time-controlled
132 ...Plural selectable limit means
133 ...With means to adjust limit means
134 .Unicyclic mover
135 ..Plural means to select increments of advance
136 ..With means to adjust increment
137 .Adjustable feeder
138 ..Operative-controlled, machine-powered adjustment
139 ..Adjustable feed increment
140 ...By means to vary material-engagement of recessed roll
141 ...By means to change length of feeder travel
142 ....Comprising variable-throw crank
143 .With means to effect feed and retrograde movement
144 .With overtravel preventer
145 ..Intermittently acting
146 ..And retrograde movement preventer
147 .With retrograde movement preventer
148 ..Unidirectionally rotating roll
149 ..Positively actuated to grip
150 ...By hydraulic or electrical means
151 ..Yieldingly biased
152 .Comprising material-moving roll
153 ..Recessed roll
154 ..With means to disengage roll from material
155 ...Continuously rotating roll
156 ..Unidirectional
157 ...Ratcheted roll
158 .Comprising reciprocating or oscillating material-mover
159 ..With means to retard movement of advancer carrier
160 ..On pivoted carrier
161 ..With means to disable material-mover
162 ..With means to move grip element into material engagement
163 ...Comprising link positively connected to element
164 ....Which link effects material-advancing movement
165 ...Comprising camlike surface
166 ....Which surface effects material-advancing movementt
167 ..With spring-biased grip element
168 BY ORBITALLY TRAVELING MATERIAL-ENGAGING SURFACE(S)
169 .With start-facilitating means
170 .On endless belt or chain
171 ..With cooperating surface
172 ...Comprising endless belt or chain
173 ..With gripper(s) mounted thereon
174 .With control or adjustment means
175 ..To vary diameter of roll
176 ..To vary bite of contacting pinch members
177 ...Infinitesimally variable
178 ..To vary speed of material-advancer
179 ..For shifting roll(s) axially
180 ..For shifting roll(s) angularly
181 .Comprising rotary pinch pair
182 ..Including radial material-engaging surface
183 ..Including means to ensure arcuate engagement
184 ..Tapered roll or bite
185 ..Including equal-diameter coaxial rolls
186 ..Yieldable bite
187 ...Roll axis resiliently urged
188 .With drive means
189 .Plural spaced apart rolls (e.g., guide rolls)
190 .Including details of roll or mount
191 ..Roll surface radially movable
192 ...And axially movable (e.g., centering rolls)
193 ..Irregular friction surface (e.g., roughened)
194 ..Bearing or support
195 WITH MEANS TO RETARD MATERIAL MOVEMENT (E.G., "TENSIONER")
196 STATIC GUIDE
197 .Turning bar
198 .Resiliently urged
199 .Adjustable
200 MISCELLANEOUS