Patent US4855833A successfully refreshed from Google Patents.
Patent US3356366A successfully refreshed from Google Patents.
US3356366A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Collapsibly supported platform with adjustable tensioning means
Assignee: Individual
•
Filing: 1965-04-05
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Granted: 1967-12-05
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Expires: 1985-04-05
Abstract
Abstract 1,056,195. Exercising apparatus. J. BARTHEL. March 3, 1965 [April 9, 1964; Oct. 1, 1964], No. 9067/65. Heading A6M. A trampoline comprises a mat 10 of plastics material supported from a rope 8 by means of rubber cords 9 and is characterised in that the rope 8 is attached to uprights 1 which are pivoted at 3 to tubular frame members 4, the lower ends of the uprights 1 also being connected by a rope 7 which can be tensioned by a winch 6. The mat rope 8 can be tensioned by a scaled turnbuckle 11. The mat rope 8 can have ropes 9a for a non-resilient support of the mat. The uprights are supported on plugs, spikes, plates or floats.
Inventors
- 👤 Barthel Johann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:30
CPC Classifications
A; A63; A63B; A63B5/00; A63B5/11; A63B21/00; A63B21/02; A63B21/023; A63B21/055; A63B21/0552
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
118 words
A PLATFORM AND SUPPORT STRUCTURE COMPRISING: A TUBULAR FRAME, FOUR UPRIGHTS SUPPORTING SAIF FRAME, SAID UPRIGHT COMPRISING LEVERS MOUNTED TO SAID TUBULAR FRAME IN A MANNER PERMITTING PIVOTAL MOVEMENT IN THE TWO VERTICAL PLANES WHICH INCLUDE THE DIAGONALS OFF SAID FRAME; A MAT MADE OF FLEXIBLE MATERIAL; A FASTENER CONNECTED TO THE TOP END OF EACH OF SAID UPRIGHTS; A MAT ROPE CONNECTED TO SAID FASTENERS FORMING A ROPE FRAME TO WHICH SAID MAT IS CONNECTED; A PLURALITY OF CORD-LIKE MEANS CONNECTED SAID MAT TO SAID MAT ROPE; A TENSION ROPE CONNECTED TO THE OTHER END OF SAID UPRIGHTS; AND MEANS INCLUDING A WINCH MOUNTED ON ONE OF SAID UPRIGHTS TO VARY THE TENSION IN SAID TENSION ROPE.
Claim 2
Dependent Claim
118 words
A PLATFORM AND SUPPORT STRUCTURE COMPRISING: A TUBULAR FRAME, FOUR UPRIGHTS SUPPORTING SAIF FRAME, SAID UPRIGHT COMPRISING LEVERS MOUNTED TO SAID TUBULAR FRAME IN A MANNER PERMITTING PIVOTAL MOVEMENT IN THE TWO VERTICAL PLANES WHICH INCLUDE THE DIAGONALS OFF SAID FRAME; A MAT MADE OF FLEXIBLE MATERIAL; A FASTENER CONNECTED TO THE TOP END OF EACH OF SAID UPRIGHTS; A MAT ROPE CONNECTED TO SAID FASTENERS FORMING A ROPE FRAME TO WHICH SAID MAT IS CONNECTED; A PLURALITY OF CORD-LIKE MEANS CONNECTED SAID MAT TO SAID MAT ROPE; A TENSION ROPE CONNECTED TO THE OTHER END OF SAID UPRIGHTS; AND MEANS INCLUDING A WINCH MOUNTED ON ONE OF SAID UPRIGHTS TO VARY THE TENSION IN SAID TENSION ROPE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-04 | 1971-06-05 | 1971-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-04 | 1975-06-05 | 1975-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-04 | 1979-06-05 | 1979-12-05 | $7700.00 | Window Closed / Lapsed |