US Patent Class 492
ROLL OR ROLLER



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Current as of: June, 1999
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Products
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  DF  CLASS NOTES
1  DF  METAL DEFORMING ROLL
2  DF  .~ Antideflection means
3  DF  .~ Specific composition
4  DF  WITH INFLATABLE CHAMBER
5  DF  .~ Antideflection means
6  DF  WITH ANTIDEFLECTION MEANS
7  DF  .~ Rotatable relative to supporting shaft
8  DF  WITH MAGNETIC MEANS, PER SE
9  DF  WITH MEASURING, TESTING, OR INDICATING MEANS
10  DF  .~ Including signal or control means
11  DF  .~ Including gauge
12  DF  WITH IMPELLOR; E.G., FAN, PUMP
13  DF  WITH HANDLE
14  DF  .~ Rolling pin or pastry roller
15  DF  COMBINED; E.G., WITH DRIVING GEAR, WITH VIBRATING MEANS
16  DF  ROTATABLE RELATIVE TO SUPPORTING SHAFT
17  DF  .~ Coating treatment or applicator
18  DF  .~.~ Printing or copying
19  DF  .~.~ Hand held or guided
20  DF  .~ Paper treatment
21  DF  WITH INTERNAL WEDGING EXPANDER
22  DF  WITH SHEET EDGE HOLDER
23  DF  .~ Wringer
24  DF  .~ Coating treatment or applicator
25  DF  .~.~ Printing or copying
26  DF  .~ Skin or paper treating
27  DF  TAPERED OR BEVELED
28  DF  WITH SPECIFIC ROLLER EXTERIOR SURFACE STRUCTURE
29  DF  .~ Pile or nap surface
30  DF  .~ Surface projections, indentations, or slits
31  DF  .~.~ Plural direction alignnment of sets
32  DF  .~.~.~ Outer screenlike layer over skeleton or perforate core; e.g., Dandy roll
33  DF  .~.~ Radially aligned
34  DF  .~.~.~ With minor interruptions
35  DF  .~.~ Helically aligned
36  DF  .~.~ Longitudinally aligned
37  DF  .~.~ Irregular or uneven arrangement; e.g., etched, shot blasted
38  DF  CIRCUMFERENTIAL SECTORS OR SEGMENTS
39  DF  SPACED PLURAL ANNULARS ALONG COMMON SHAFT
40  DF  AXIALLY STACKED ANNULAR MEMBERS
41  DF  .~ Cloth or fabric member
42  DF  WITH LEAF OR COIL SPRING MEMBER
43  DF  WITH SPIRAL MEMBER
44  DF  WITH HELICAL MEMBER
45  DF  WITH INTERNAL ANCHOR FOR ANNULAR MEMBER
46  DF  WITH HEATING, COOLING, OR HEAT TRANSFER MEANS
47  DF  WITH END RING OR REINFORCEMENT
48  DF  ROLL COVER, PER SE
49  DF  CONCENTRIC LAYERED ANNULUS
50  DF  .~ Fiber or wire reinforced
51  DF  .~ Mat or fabric internal layer
52  DF  .~.~ Adhesive bonded or resin impregnated
53  DF  .~ Specific composition
54  DF  .~.~ Specific metallic composition
55  DF  .~.~ With leather or fabric cover
56  DF  .~.~ With rubber or elastomer cover
57  DF  SINGLE ANNULAR MEMBER, PER SE
58  DF  .~ Specific metallic composition
59  DF  .~ Specific nonmetallic composition
60  DF  MISCELLANEOUS