Patent US3105697A successfully refreshed from Google Patents.
US3105697A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shock-absorbing skid
Assignee: CRAIG SYSTEMS Inc
•
Filing: 1962-09-14
•
Granted: 1963-10-01
•
Expires: 1982-09-14
Abstract
No abstract record available.
Inventors
- 👤 Jr John R Weaver
- 👤 Michel A Pierrat
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:39
CPC Classifications
F; F16; F16F; F16F7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A SHOCK-ABSORBING SKID COMPRISING, IN COMBINATION; A SHOE HAVING A LOWER SKID SUFACE PORTION, A MOUNTING PLATE EXTENDING IN SPACED RELATION TO AN UPPER SURFACE OF SAID SHOE, AT LEAST ONE RESILIENT SHOCK ELEMENT EXTENDING BETWEEN SAID SHOE AND SAID PLATE FOR COMPRESSION OF SAID SHOCK ELEMENT ALONG AN AXIS SUBSTANTIALLY PERPENDICULAR TO SAID SKID SURFACE, AND A FLEXIBLE SHEET MEMBER EXTENDING BETWEEN AND SECURED TO SAID SHOE AND SAID PLATE, SAID SHEET MEMBER BEING INCLINED TO SAID SKID SURFACE, SECTIONS OF SAID SHEET MEMBER TAKEN ON PLANES PERPENDICULAR TO SAID SKID SURFACE EXTENDING RECTILINEARLY BETWEEN SAID SHOE AND SAID PLATE IN AN UNLOADED CONDITION OF SAID SKID FOR ABSORPTION OF SHEAR FORCES UPON THEIR INITIAL APPLICATION TO SAID SKID TRANVERSELY OF SAID PERPENDICULAR AXIS.
Claim 2
Dependent Claim
125 words
A SHOCK-ABSORBING SKID COMPRISING, IN COMBINATION; A SHOE HAVING A LOWER SKID SUFACE PORTION, A MOUNTING PLATE EXTENDING IN SPACED RELATION TO AN UPPER SURFACE OF SAID SHOE, AT LEAST ONE RESILIENT SHOCK ELEMENT EXTENDING BETWEEN SAID SHOE AND SAID PLATE FOR COMPRESSION OF SAID SHOCK ELEMENT ALONG AN AXIS SUBSTANTIALLY PERPENDICULAR TO SAID SKID SURFACE, AND A FLEXIBLE SHEET MEMBER EXTENDING BETWEEN AND SECURED TO SAID SHOE AND SAID PLATE, SAID SHEET MEMBER BEING INCLINED TO SAID SKID SURFACE, SECTIONS OF SAID SHEET MEMBER TAKEN ON PLANES PERPENDICULAR TO SAID SKID SURFACE EXTENDING RECTILINEARLY BETWEEN SAID SHOE AND SAID PLATE IN AN UNLOADED CONDITION OF SAID SKID FOR ABSORPTION OF SHEAR FORCES UPON THEIR INITIAL APPLICATION TO SAID SKID TRANVERSELY OF SAID PERPENDICULAR AXIS.
References Cited (Backward Citations)
US342215A
Cited
US1812861A
Cited
US2197701A
Cited
GB540084A
Cited
US2727738A
Cited
CH213983A
Cited
US2904302A
Cited
US2929592A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-30 | 1967-04-01 | 1967-10-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-30 | 1971-04-01 | 1971-10-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-30 | 1975-04-01 | 1975-10-01 | $7700.00 | Window Closed / Lapsed |