US3087584A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Load limiting shock strut
Assignee: VAN ZELM ASSOCIATES Inc
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Filing: 1961-04-10
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Granted: 1963-04-30
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Expires: 1981-04-10
Abstract
No abstract record available.
Inventors
- 👤 Martin A Jackson
- 👤 Joseph W Dow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:21
CPC Classifications
B; B64; B64D; B64D25/00; B64D25/02; B64D25/04; F; F16; F16F; F16F7/00; F16F7/12; F16F7/123
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
A LOAD LIMITING SHOCK STRUT COMPRISING A LONGITUDINALLY EXTENDING FRAME HAVING SPACED SIDE MEMBERS FORMING CHANNEL MEANS OPEN AT THE ONE SIDE THEREOF, A PLURALITY OF ROLLER MEANS ARRANGED LONGITUDINALLY OF SAID FRAME AND EXTENDING BETWEEN SAID SIDE MEMBER, THE AXIAL LENGTH OF SAID ROLLER MEANS BEING SUBSTANTIALLY EQUAL TO THE DISTANCE BETWEEN SAID SIDE MEMBERS, A METAL RODLIKE MEMBER BENT INTERMEDIATE THE ENDS THEREOF FORMING A LOOP ADJACENT THE BEND THEREIN COMPRISNG THE LOADSUPPORTING MEANS OF SAID ROD-LIKE MEMBER, THE PORTIONS OF SAID ROD-LIKE MEMBER ON EACH SIDE OF THE LOOP BEING ARRANGED PARALLEL AND ADJACENT ONE ANOTHER, BOTH SAID PARALLEL PORTIONS OF SAID ROD-LIKE MEMBER BEING POSITIONED IN SAID FRAME AND EXTENDING ALONG ONE SIDE OF SAID PLURALITY OF ROLLER MEANS, BOTH SAID PORTIONS FURTHER EXTENDING AROUND THE END ROLLER MEANS OF SAID PLURALITY OF ROLLER MEANS AND DEFORMED INTO CONTACT ALONG OPPOSITE SIDES OF SUCCESSIVE ALTERNATE ROLLER MEANS OF SAID PLURALITY OF ROLLERS MEANS AND THEN TO SAID LOOP THE LOAD-SUPPORTING LOOP MEANS OF SAID ROD-LIKE MEMBER EXTENDING THERFROM BEYOND ONE END OF SAID FRAME MEMBER.
Claim 2
Dependent Claim
179 words
A LOAD LIMITING SHOCK STRUT COMPRISING A LONGITUDINALLY EXTENDING FRAME HAVING SPACED SIDE MEMBERS FORMING CHANNEL MEANS OPEN AT THE ONE SIDE THEREOF, A PLURALITY OF ROLLER MEANS ARRANGED LONGITUDINALLY OF SAID FRAME AND EXTENDING BETWEEN SAID SIDE MEMBER, THE AXIAL LENGTH OF SAID ROLLER MEANS BEING SUBSTANTIALLY EQUAL TO THE DISTANCE BETWEEN SAID SIDE MEMBERS, A METAL RODLIKE MEMBER BENT INTERMEDIATE THE ENDS THEREOF FORMING A LOOP ADJACENT THE BEND THEREIN COMPRISNG THE LOADSUPPORTING MEANS OF SAID ROD-LIKE MEMBER, THE PORTIONS OF SAID ROD-LIKE MEMBER ON EACH SIDE OF THE LOOP BEING ARRANGED PARALLEL AND ADJACENT ONE ANOTHER, BOTH SAID PARALLEL PORTIONS OF SAID ROD-LIKE MEMBER BEING POSITIONED IN SAID FRAME AND EXTENDING ALONG ONE SIDE OF SAID PLURALITY OF ROLLER MEANS, BOTH SAID PORTIONS FURTHER EXTENDING AROUND THE END ROLLER MEANS OF SAID PLURALITY OF ROLLER MEANS AND DEFORMED INTO CONTACT ALONG OPPOSITE SIDES OF SUCCESSIVE ALTERNATE ROLLER MEANS OF SAID PLURALITY OF ROLLERS MEANS AND THEN TO SAID LOOP THE LOAD-SUPPORTING LOOP MEANS OF SAID ROD-LIKE MEMBER EXTENDING THERFROM BEYOND ONE END OF SAID FRAME MEMBER.
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) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |