Patent US4661655A successfully refreshed from Google Patents.
Patent US3722050A successfully refreshed from Google Patents.
US3722050A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rollers
Assignee: Speed O Print Business Machines Corp
•
Filing: 1970-11-16
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Granted: 1973-03-27
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Expires: 1990-11-16
Abstract
Abstract A roller having a resilient body member mounted on a shaft, with the body member embodying integral hub portions of reduced cross section extending from the opposite ends thereof.
Inventors
- 👤 A Samuels
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 17:24
CPC Classifications
B; B41; B41F; B41F31/00; B41F31/26; D; D21; D21G; D21G1/00; D21G1/02; D21G1/0233; F; F16; F16C; F16C13/00
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
130 words
A roller comprising a. an elongated body member, and b. an elongated shaft extending longitudinally through and secured to said body member, c. said body member comprising a resilient, one-piece molded member, and having 1. an elongated, cylindrical-shaped body portion of substantially uniform diameter, and 2. two cylindrical-shaped hub portions, d. said hub portions 1. being smaller in diameter than said body portion, 2. extending from respective ends of said body portion in axial alignment therewith, and 3. being sealingly secured to the outer peripheral surface of said shaft, e. each of said hub portions comprising 1. one cylindrical-shaped portion directly attached to said body portion, and 2. another cylindrical-shaped portion of smaller diameter than said one portion and attached thereto on the side thereof remote from said body portion.
Claim 2
Dependent Claim
130 words
A roller comprising a. an elongated body member, and b. an elongated shaft extending longitudinally through and secured to said body member, c. said body member comprising a resilient, one-piece molded member, and having 1. an elongated, cylindrical-shaped body portion of substantially uniform diameter, and 2. two cylindrical-shaped hub portions, d. said hub portions 1. being smaller in diameter than said body portion, 2. extending from respective ends of said body portion in axial alignment therewith, and 3. being sealingly secured to the outer peripheral surface of said shaft, e. each of said hub portions comprising 1. one cylindrical-shaped portion directly attached to said body portion, and 2. another cylindrical-shaped portion of smaller diameter than said one portion and attached thereto on the side thereof remote from said body portion.
Claim 3
Dependent Claim
8 words
two cylindrical-shaped hub portions, d. said hub portions
Claim 4
Dependent Claim
8 words
two cylindrical-shaped hub portions, d. said hub portions
Claim 5
Dependent Claim
13 words
extending from respective ends of said body portion in axial alignment therewith, and
Claim 6
Dependent Claim
13 words
extending from respective ends of said body portion in axial alignment therewith, and
Claim 7
Dependent Claim
22 words
another cylindrical-shaped portion of smaller diameter than said one portion and attached thereto on the side thereof remote from said body portion.
Claim 8
Dependent Claim
22 words
another cylindrical-shaped portion of smaller diameter than said one portion and attached thereto on the side thereof remote from said body portion.
Claim 9
Dependent Claim
49 words
A roller as defined in claim 1, and in which a. said one portion has a maximum external diameter not substantially greater than three-fourths that of said body portion, and b. said other portion has a minimum wall thickness of not substantially less than one thirty-second of an inch.
Claim 10
Dependent Claim
20 words
A roller as defined in claim 1, and in which a. said body member is directly molded to said shaft.
Claim 11
Dependent Claim
18 words
being sealingly secured to the outer peripheral surface of said shaft, e. each of said hub portions comprising
Claim 12
Dependent Claim
18 words
being sealingly secured to the outer peripheral surface of said shaft, e. each of said hub portions comprising
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-03-26 | 1976-09-25 | 1977-03-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-03-26 | 1980-09-25 | 1981-03-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-03-26 | 1984-09-25 | 1985-03-27 | $7700.00 | Window Closed / Lapsed |