Patent US3974582A successfully refreshed from Google Patents.
US3974582A
Expired / Lapsed
US
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Platen for strip-up microfiche
Assignee: Consolidated Micrographics Inc
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Filing: 1975-01-24
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Granted: 1976-08-17
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Expires: 1995-01-24
Abstract
Abstract A platen for a strip-up microfiche is equipped with a plurality of pin holders, half of which are fixed in position on one edge of the platen frame and the other half of which are movable seriatim within the opposite edge of the frame to grasp or release the edge of the microfiche which is not connected to the fixed pin holders.
Inventors
- 👤 Johannes Kristoffer Jantzen, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:31
CPC Classifications
G; G03; G03D; G03D15/00
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
118 words
A platen for a strip-up microfiche comprising a frame, a transparent carrier enclosed by said frame, a series of fixed holders in one edge of said frame and a series of independently movable holders in the opposite edge of said frame, wherein said fixed holders and said movable holders cooperate to hold a strip-up microfiche and said movable holders release said microfiche upon uniform serial movement of said movable holders, each of said movable holders is a latch assembly comprising a pin, a pin support base having an upper and lower surface, and a groove in said lower surface and wherein a resilient member is positioned in said grooves, said latch assemblies being biased against said resilient member.
Claim 2
Dependent Claim
118 words
A platen for a strip-up microfiche comprising a frame, a transparent carrier enclosed by said frame, a series of fixed holders in one edge of said frame and a series of independently movable holders in the opposite edge of said frame, wherein said fixed holders and said movable holders cooperate to hold a strip-up microfiche and said movable holders release said microfiche upon uniform serial movement of said movable holders, each of said movable holders is a latch assembly comprising a pin, a pin support base having an upper and lower surface, and a groove in said lower surface and wherein a resilient member is positioned in said grooves, said latch assemblies being biased against said resilient member.
Claim 3
Dependent Claim
44 words
A platen according to said claim 1 wherein said pin support base has a chamfered edge and said biasing is effected by means of a tapered tool which impinges upon said chamfered edge of each pin support base seriatim upon insertion into the platen.
Claim 4
Dependent Claim
14 words
A platen according to claim 1 wherein said resilient member is an elastomeric cord.
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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) | 1979-08-17 | 1980-02-16 | 1980-08-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-08-17 | 1984-02-16 | 1984-08-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-08-17 | 1988-02-16 | 1988-08-17 | $7700.00 | Window Closed / Lapsed |