US4842211A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Footed cassette for photosensitive material
Assignee: AB Dick Co
•
Filing: 1987-09-18
•
Granted: 1989-06-27
•
Expires: 2007-09-18
Abstract
Abstract A cassette for containing and dispensing a roll of photosensitive material comprising a one-piece generally rectangular cassette body with at least one trihedral corner formed from a sheet of inexpensive material, and providing an orifice therein, a seal along the orifice, molded rectangular cassette end covers disposed at each end of the cassette body and adapted to connect to the ends of the cassette body. The cassette end covers are also adapted to support the roll of photosensitive material within the cassette and to extend beyond the cassette body on the trihedral corners to provide "feet" for the cassette.
Inventors
- 👤 Daniel H. Robbins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 10:09
CPC Classifications
G; G03; G03B; G03B27/00; G03B27/32; G03B27/52; G03B27/58; G03B27/587; G03B27/588
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
109 words
A cassette for containing and dispensing a roll of photosensitive material, comprising: (a) a one-piece generally rectangular cassette body having at least one trihedral corner and formed from a sheet of inexpensive material having an orifice therein; (b) a light-tight seal along said orifice; (c) molded rectangular cassette end covers disposed at each end of said cassette body, extending beyond the cassette body on the trihedral corners thereof and adapted to connect to the ends of said cassette body to form a light-tight enclosure and support the roll of photosensitive material within said cassette body; and (d) means for fixedly attaching said cassette end covers to said cassette body.
Claim 2
Dependent Claim
109 words
A cassette for containing and dispensing a roll of photosensitive material, comprising: (a) a one-piece generally rectangular cassette body having at least one trihedral corner and formed from a sheet of inexpensive material having an orifice therein; (b) a light-tight seal along said orifice; (c) molded rectangular cassette end covers disposed at each end of said cassette body, extending beyond the cassette body on the trihedral corners thereof and adapted to connect to the ends of said cassette body to form a light-tight enclosure and support the roll of photosensitive material within said cassette body; and (d) means for fixedly attaching said cassette end covers to said cassette body.
Claim 3
Dependent Claim
23 words
A cassette according to claim 1, wherein said cassette end covers further include lateral surfaces adapted to cooperate with an alignment detection apparatus.
Claim 4
Dependent Claim
12 words
A cassette according to claim 1, wherein said inexpensive material is cardboard.
Claim 5
Dependent Claim
13 words
A cassette according to claim 1, wherein said cassette end covers are plastic.
Claim 6
Dependent Claim
22 words
A cassette according to claim 1, wherein said means for fixedly attaching said cassette end covers to said cassette body comprise staples.
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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) | 1992-06-26 | 1992-12-26 | 1993-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1996-06-26 | 1996-12-26 | 1997-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2000-06-26 | 2000-12-26 | 2001-06-27 | $7700.00 | Window Closed / Lapsed |