Patent US4076185A successfully refreshed from Google Patents.
US4076185A
Expired / Lapsed
US
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Duplex spool for an open face spinning reel
Assignee: Individual
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Filing: 1976-04-16
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Granted: 1978-02-28
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Expires: 1996-04-16
Abstract
Abstract A conventional open-face spinning reel is modified by attaching to the outer face of the spool a second spool smaller in diameter and arranged concentrically with and having its rear face abutting the front face of the main spool.
Inventors
- 👤 Thor Dorph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 01:44
CPC Classifications
A; A01; A01K; A01K89/00; A01K89/01; A01K89/0111; B; B65; B65H; B65H75/00; B65H75/02; B65H75/18; B65H2701/00; B65H2701/30; B65H2701/31; B65H2701/35; B65H2701/355
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
122 words
A spool structure for a conventional open face spinning reel comprising: a first main line storage spool and a second line storage spool on the axial outer face of the first in concentric abutting relation thereto, said spools each having a hub portion and a common rim there between, said common rim having a smooth uninterrupted circular peripheral surface, the other rim of said second spool being of less diameter than said common rim and the line capacity of said second spool being only a few turns; and means defining a plurality of equally circumferentially spaced knobs extending axially of said common rim adjacent the periphery thereof, the axial dimension of said knobs being less than the axial dimension of said spool.
Claim 2
Dependent Claim
122 words
A spool structure for a conventional open face spinning reel comprising: a first main line storage spool and a second line storage spool on the axial outer face of the first in concentric abutting relation thereto, said spools each having a hub portion and a common rim there between, said common rim having a smooth uninterrupted circular peripheral surface, the other rim of said second spool being of less diameter than said common rim and the line capacity of said second spool being only a few turns; and means defining a plurality of equally circumferentially spaced knobs extending axially of said common rim adjacent the periphery thereof, the axial dimension of said knobs being less than the axial dimension of said spool.
Claim 3
Dependent Claim
16 words
A spool structure as defined by claim 1 wherein said conventional and second spools are integral.
References Cited (Backward Citations)
US2561801A
Cited
US3602453A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1981-02-27 | 1981-08-29 | 1982-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-02-27 | 1985-08-29 | 1986-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-02-27 | 1989-08-29 | 1990-02-28 | $7700.00 | Window Closed / Lapsed |