Patent US3751032A successfully refreshed from Google Patents.
US3751032A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Interconnected jumping sticks
Assignee: Individual
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Filing: 1972-02-22
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Granted: 1973-08-07
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Expires: 1992-02-22
Abstract
Abstract A jumping stick arrangement in which two jumping sticks are arranged in parallel spaced relation and are interconnected by a laterally extending frame so that two individuals can jump in unison. The laterally extending frame connecting the jumping sticks can be arranged so as to permit one jumping stick to be moved in a circle at least part way around the other jumping stick.
Inventors
- 👤 J Boyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 07:39
CPC Classifications
A; A63; A63B; A63B25/00; A63B25/08; A63B21/00; A63B21/28; A63B21/285
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
149 words
In a jumping stick structure comprising, in combination, a pair of individual jumping sticks in spaced relation, link means extending laterally between said sticks, connecting means connecting the opposite ends of said link means to respective ones of said sticks, a hand graspable portion at the upper end of each stick, a surface engageable portion at the lower end of each stick, a foot engageable portion on each stick spaced upwardly from said surface engageable portion, each stick including a member fixedly interconnecting said hand graspable and foot engageable portions together for movement in unison and relative to said surface engageable portion, said link means comprising a first link extending between said sticks at about the level of said foot engageable portions of said sticks and a second link extending between said sticks at a level substantially below said hand graspable portion but substantially above said foot engageable portions.
Claim 2
Dependent Claim
149 words
In a jumping stick structure comprising, in combination, a pair of individual jumping sticks in spaced relation, link means extending laterally between said sticks, connecting means connecting the opposite ends of said link means to respective ones of said sticks, a hand graspable portion at the upper end of each stick, a surface engageable portion at the lower end of each stick, a foot engageable portion on each stick spaced upwardly from said surface engageable portion, each stick including a member fixedly interconnecting said hand graspable and foot engageable portions together for movement in unison and relative to said surface engageable portion, said link means comprising a first link extending between said sticks at about the level of said foot engageable portions of said sticks and a second link extending between said sticks at a level substantially below said hand graspable portion but substantially above said foot engageable portions.
Claim 3
Dependent Claim
22 words
A jumping stick structure according to claim 1 in which said sticks are held parallel to each other by said link means.
Claim 4
Dependent Claim
45 words
A jumping stick structure according to claim 1 in which said connecting means includes a pivot joint near at least one of said sticks in which said pivot joint defines a vertical pivot axis to permit arcuate movement of said sticks relative to each other.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-08-06 | 1977-02-05 | 1977-08-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-08-06 | 1981-02-05 | 1981-08-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-08-06 | 1985-02-05 | 1985-08-07 | $7700.00 | Window Closed / Lapsed |