US Patent Class 226
ADVANCING MATERIAL OF INDETERMINATE LENGTH



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Current as of: June, 1999
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  DF  CLASS NOTES
1  DF  PROCESSES
2  DF  .~ Involving registration of material
3  DF  .~.~ Involving lateral registration
4  DF  .~ Involving plural feeding means
5  DF  .~ Involving stripping from conveyer
6  DF  .~ By engaging material modifications
7  DF  .~ By fluid current
8  DF  .~ Intermittently or interruptedly
9  DF  CONTROL MEANS RESPONSIVE TO INDICIA CARRIED BY AUXILIARY RECORD (E.G., TAPE OR CARD)
10  DF  WITH MATERIAL-RESPONSIVE CONTROL MEANS
11  DF  .~ Responsive to break or depletion
12  DF  .~ For threading device
13  DF  .~ For flywheel
14  DF  .~ For festooner
15  DF  .~ To position material laterally
16  DF  .~.~ With control of longitudinal movement
17  DF  .~.~ By roller pair engaging web margin
18  DF  .~.~ By shiftable material support
19  DF  .~.~.~ Laterally movable support
20  DF  .~.~.~.~ Responsive to photocell detection
21  DF  .~.~.~ Pivotally mounted roller
22  DF  .~.~.~.~ Responsive to pneumatic detection
23  DF  .~.~.~.~ Responsive to material-contacting element
24  DF  .~ To regulate longitudinal movement of material
25  DF  .~.~ Responsive to overload
26  DF  .~.~ Responsive to weight of accumulation
27  DF  .~.~ Registration
28  DF  .~.~.~ Of continuously moving material
29  DF  .~.~.~.~ By means to vary speed of material momentarily
30  DF  .~.~.~.~.~ By means to vary speed of feed roll
31  DF  .~.~.~.~.~.~ By ancillary power source
32  DF  .~.~.~ By means to change feeding movement of intermittent feed stroke
33  DF  .~.~.~ By means to discontinue movement of material
34  DF  .~.~ By means to vary engagement of feed means with material
35  DF  .~.~.~ Feed means moved out of engaging position
36  DF  .~.~ By ancillary feed means
37  DF  .~.~ By disconnectable connection in drive train
38  DF  .~.~ By means to retard material movement
39  DF  .~.~.~ By material contact
40  DF  .~.~ By variable-ratio transmission
41  DF  .~.~.~ Coaxially shiftable pulley cones
42  DF  .~.~ By variable speed power source
43  DF  .~.~.~ To stop and/or start movement of material
44  DF  .~.~ Responsive to dancer detector
45  DF  .~ Detector means
46  DF  WITH INTERLOCK MEANS
47  DF  .~ And means to initiate operation of part
48  DF  WITH RANDOMLY ACTUATED STOPPING MEANS
49  DF  SELECTIVELY REVERSIBLE MATERIAL MOVER
50  DF  .~ By optional moving means
51  DF  .~ By optional drive trains
52  DF  MEANS TO ENGAGE LONGITUDINALLY SPACED MODIFICATIONS IN MATERIAL
53  DF  .~ Such means produces the modifications
54  DF  .~ Alternately selectable prongs
55  DF  .~ Prong operable intermittently to prevent longitudinal material movement (e.g., registration pins)
56  DF  .~.~ With means to disable restraining operation of prong
57  DF  .~.~ With positive actuator to project and to retract prong
58  DF  .~.~ With resilient means to urge prong toward material
59  DF  .~ With additional means to restrict material movement
60  DF  .~.~ Fluctuation damping means
61  DF  .~.~.~ By flywheel
62  DF  .~ Reciprocating or oscillating claw or finger
63  DF  .~.~ Serial sequentially operated claws
64  DF  .~.~ With means to change path or extent of claw movement
65  DF  .~.~.~ Range changer
66  DF  .~.~.~.~ To stop material movement
67  DF  .~.~ On longitudinally reciprocated carrier
68  DF  .~.~.~ Claw pivotable on carrier
69  DF  .~.~ On two rotated carriers
70  DF  .~.~ On carrier pivoted about a fixed axis
71  DF  .~.~.~ Claw pivotable on carrier
72  DF  .~.~.~ Claw radially slidable on carrier
73  DF  .~.~ Claw slides on and pivots about fixed stud
74  DF  .~ Pins on flexible belt or chain
75  DF  .~.~ With means to effect supplementary pin movement
76  DF  .~ Rotating sprocket (e.g., pin-wheel)
77  DF  .~.~ For concatenated material
78  DF  .~.~ Circumferentially opposite pins engage looped material
79  DF  .~.~ With laterally adjustable sprocket(s)
80  DF  .~.~ With means to disengage material from prong(s)
81  DF  .~.~.~ By supplementary movement of prong(s)
82  DF  .~.~ With means to retain material on prong(s)
83  DF  .~.~.~ Retainer and sprocket relatively displaceable
84  DF  .~.~.~.~ Roller retainer
85  DF  .~.~.~ Roller retainer
86  DF  .~.~ With additional means to support material
87  DF  .~ Including detail of prong shape or construction
88  DF  WITH MEANS TO TEMPORARILY DEFORM MATERIAL LATERALLY (E.G., FOR STIFFENING)
89  DF  SHIFTABLE PART ALLOWING HAND LOADING
90  DF  .~ With shiftable roller
91  DF  THREADING DEVICE
92  DF  .~ With means to pull lead-end
93  DF  WITH ADHERENCE OR ATTRACTION OF MATERIAL TO ADVANCING MEANS
94  DF  .~ By electrostatic force
95  DF  .~ By pneumatic pressure
96  DF  .~ By adhesive nature of material
97.1  DF  BY FLUID CURRENT
97.2  DF  .~ And web storage
97.3  DF  .~ Floating web
97.4  DF  .~ Vacuum jet for strand
100  DF  WITH ALARM, SIGNAL, OR INDICATOR
101  DF  CONVERTIBLE
102  DF  COMBINED
104  DF  BY FESTOONER
105  DF  .~ With means to shift girt with respect to festoon and conveyer
106  DF  .~ With means to hold material on girt
107  DF  .~ With means to feed girt to conveyer
108  DF  PLURAL MATERIAL-MOVING MEANS
109  DF  .~ With plural paths for material
110  DF  .~.~ Alternately usable
111  DF  .~ With means to independently vary mover speed
112  DF  .~ Continuous feed from serial sequentially operated feeders
113  DF  .~ With bight former
114  DF  .~.~ With pivotal former-support
115  DF  .~ With intermittent material-mover
116  DF  .~.~ Including auxiliary material-mover for starting
117  DF  .~.~ And continuous material-mover
118.1  DD  .~ And intermediate storage
118.2  DD  .~.~ In a loop having a displaceable support
118.3  DF  .~.~.~ Where support is upheld by the material (e.g., dancer roller, etc.)
118.4  DF  .~.~ In a container
118.5  DF  .~.~.~ Having conveying means within
120  DF  BY INTERMITTENT (INTERRUPTED) MATERIAL-MOVER
121  DF  .~ Stored material-movement-derived energy provides moving force
122  DF  .~ With means varying the material speed during movement
123  DF  .~ Cyclical unequal movements
124  DF  .~ Comprising constantly rotated roll on reciprocating or oscillating carrier
125  DF  .~ Including material abutment
126  DF  .~.~ Movable with material
127  DF  .~ Manual material-mover (e.g., dispenser)
128  DF  .~.~ With means to clamp material during dwell
129  DF  .~.~ With means to limit increment of advance
130  DF  .~.~.~ With means to disable operation of limit means
131  DF  .~.~.~.~ Time-controlled
132  DF  .~.~.~ Plural selectable limit means
133  DF  .~.~.~ With means to adjust limit means
134  DF  .~ Unicyclic mover
135  DF  .~.~ Plural means to select increments of advance
136  DF  .~.~ With means to adjust increment
137  DF  .~ Adjustable feeder
138  DF  .~.~ Operative-controlled, machine-powered adjustment
139  DF  .~.~ Adjustable feed increment
140  DF  .~.~.~ By means to vary material-engagement of recessed roll
141  DF  .~.~.~ By means to change length of feeder travel
142  DF  .~.~.~.~ Comprising variable-throw crank
143  DF  .~ With means to effect feed and retrograde movement
144  DF  .~ With overtravel preventer
145  DF  .~.~ Intermittently acting
146  DF  .~.~ And retrograde movement preventer
147  DF  .~ With retrograde movement preventer
148  DF  .~.~ Unidirectionally rotating roll
149  DF  .~.~ Positively actuated to grip
150  DF  .~.~.~ By hydraulic or electrical means
151  DF  .~.~ Yieldingly biased
152  DF  .~ Comprising material-moving roll
153  DF  .~.~ Recessed roll
154  DF  .~.~ With means to disengage roll from material
155  DF  .~.~.~ Continuously rotating roll
156  DF  .~.~ Unidirectional
157  DF  .~.~.~ Ratcheted roll
158  DF  .~ Comprising reciprocating or oscillating material-mover
159  DF  .~.~ With means to retard movement of advancer carrier
160  DF  .~.~ On pivoted carrier
161  DF  .~.~ With means to disable material-mover
162  DF  .~.~ With means to move grip element into material engagement
163  DF  .~.~.~ Comprising link positively connected to element
164  DF  .~.~.~.~ Which link effects material-advancing movement
165  DF  .~.~.~ Comprising camlike surface
166  DF  .~.~.~.~ Which surface effects material-advancing movement
167  DF  .~.~ With spring-biased grip element
168  DF  BY ORBITALLY TRAVELING MATERIAL-ENGAGING SURFACE(S)
169  DF  .~ With start-facilitating means
170  DF  .~ On endless belt or chain
171  DF  .~.~ With cooperating surface
172  DF  .~.~.~ Comprising endless belt or chain
173  DF  .~.~ With gripper(s) mounted thereon
174  DF  .~ With control or adjustment means
175  DF  .~.~ To vary diameter of roll
176  DF  .~.~ To vary bite of contacting pinch members
177  DF  .~.~.~ Infinitesimally variable
178  DF  .~.~ To vary speed of material-advancer
179  DF  .~.~ For shifting roll(s) axially
180  DF  .~.~ For shifting roll(s) angularly
181  DF  .~ Comprising rotary pinch pair
182  DF  .~.~ Including radial material-engaging surface
183  DF  .~.~ Including means to ensure arcuate engagement
184  DF  .~.~ Tapered roll or bite
185  DF  .~.~ Including equal-diameter coaxial rolls
186  DF  .~.~ Yieldable bite
187  DF  .~.~.~ Roll axis resiliently urged
188  DF  .~ With drive means
189  DF  .~ Plural spaced apart rolls (e.g., guide rolls)
190  DF  .~ Including details of roll or mount
191  DF  .~.~ Roll surface radially movable
192  DF  .~.~.~ And axially movable (e.g., centering rolls)
193  DF  .~.~ Irregular friction surface (e.g., roughened)
194  DF  .~.~ Bearing or support
195  DF  WITH MEANS TO RETARD MATERIAL MOVEMENT (E.G., "TENSIONER")
196.1  DF  PASSIVE GUIDE
200  DF  MISCELLANEOUS