Patent US3740064A successfully refreshed from Google Patents.
US3740064A
Expired / Lapsed
US
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Ski binding
Assignee: Individual
•
Filing: 1971-05-06
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Granted: 1973-06-19
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Expires: 1991-05-06
Abstract
Abstract A safety ski binding where opposing forces of at least two springs provide not only for release of the ski boot upon application of excess force, but ejection of the boot from the binding.
Inventors
- 👤 S Weg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:18
CPC Classifications
A; A63; A63C; A63C9/00; A63C9/08; A63C9/086; A63C9/0805; A63C9/084; A63C9/0846
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
120 words
In a safety ski binding for a boot having bearing plates along the instep, the improvement which comprises: a. a boot locking means provided with means to bear against the boot bearing plates upon release of the boot from the ski binding so as to eject the boot from the binding, and means to lock said boot bearing plates so as to hold the boot against the ski prior to release; b. first spring means within said boot locking means securing said boot locking means into a locked position; c. second spring means having a force less than that of said first spring means and directed opposite the force of said first spring means, connected to said boot locking means.
Claim 2
Dependent Claim
120 words
In a safety ski binding for a boot having bearing plates along the instep, the improvement which comprises: a. a boot locking means provided with means to bear against the boot bearing plates upon release of the boot from the ski binding so as to eject the boot from the binding, and means to lock said boot bearing plates so as to hold the boot against the ski prior to release; b. first spring means within said boot locking means securing said boot locking means into a locked position; c. second spring means having a force less than that of said first spring means and directed opposite the force of said first spring means, connected to said boot locking means.
Claim 3
Dependent Claim
32 words
The ski binding of claim 1 wherein said first spring means acts through lugs extending from said boot locking means, said lugs acting upon cam surfaces formed adjacent said boot locking means.
Claim 4
Dependent Claim
14 words
The ski binding of claim 2 wherein the force of said springs is adjustable.
Claim 5
Dependent Claim
22 words
The ski binding of claim 1 wherein said boot locking means are formed on a rotatable member, rotatably secured to said ski.
Claim 6
Dependent Claim
21 words
The ski binding of claim 1 wherein said second spring means is secured to said boot locking means by a cable.
Claim 7
Dependent Claim
16 words
The ski binding of claim 1 wherein means are provided to disable said second spring means.
Claim 8
Dependent Claim
17 words
The ski binding of claim 5 wherein means are provided to vary the effect of the cable.
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) | 1976-06-18 | 1976-12-18 | 1977-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-06-18 | 1980-12-18 | 1981-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-06-18 | 1984-12-18 | 1985-06-19 | $7700.00 | Window Closed / Lapsed |