US3592398A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for use in making a fiber bundle for conducting optical images
Assignee: Nippon Sheet Glass Co Ltd
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Filing: 1969-11-03
•
Granted: 1971-07-13
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Expires: 1989-11-03
Abstract
Abstract Apparatus for making a cable for conducting optical images from elongated glass fiber which comprises a rotatable support carrying projections which constitute a reel for the fiber and guide pins between two successive projections which constrain said fiber into a layer one fiber thick.
Inventors
- 👤 Kunihiko Mukai
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:05
CPC Classifications
C; C03; C03B; C03B37/00; C03B37/10; C03B37/14
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
28 words
An apparatus as claimed in claim 1, wherein at least one of said guide pins has a tip bent out of alignment with the remainder of said pin.
Claim 2
Dependent Claim
35 words
An apparatus as claimed in claim 1, wherein said apparatus has four fiber-guiding pins arranged in pairs, with their free ends of each pin bent transversely away from the path of travel of said filament.
Claim 3
Dependent Claim
17 words
An apparatus as claimed in claim 3, wherein said fiber-guiding pins are aligned in a single plane.
Claim 4
Dependent Claim
31 words
An apparatus as claimed in claim 3, wherein said fiber-guiding pins are arranged in staggered fashion on opposite sides of the path traversed by said filament between said two successive projections.
Claim 5
Dependent Claim
48 words
Apparatus as claimed in claim 1 comprising three fiber-guiding pins, the free ends of two of said pins being inclined in one direction and that of the other pin being inclined in the opposite direction, both inclinations being transversely away from the path of travel of said filament.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-07-12 | 1975-01-11 | 1975-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-12 | 1979-01-11 | 1979-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-12 | 1983-01-11 | 1983-07-13 | $7700.00 | Window Closed / Lapsed |