US3602316A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Post driver mounting assembly
Assignee: Individual
•
Filing: 1969-07-24
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Granted: 1971-08-31
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Expires: 1989-07-24
Abstract
Abstract A fixed support and pivotally mounted cradle assembly extending crosswise over a vehicle for attachment, positioning, and two-way rotation of a post driver by means of sliding rods and pivotally mounted linkage.
Inventors
- 👤 Ralph J Mcnicholas
- 👤 John H Wicks
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:31
CPC Classifications
E; E04; E04H; E04H17/00; E04H17/26; E04H17/261; E04H17/263
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
176 words
A vehicular frame assembly for attaching a post driver comprising: a fixed support extending transversely over the vehicle and connected to the sides thereof; a cradle assembly comprising a pin secured to said fixed support and two parallel guides in the same horizontal plane equidistant from and pivotal about said pin mounted on said fixed support for pivotal movement only; longitudinal elements slidably engaged with said guides for pivoting therewith and moving the post driver along a path orthogonal to the direction of vehicular travel; means connected between said frame and said cradle causing rotation of the post driver in a vertical plane parallel to the direction of vehicular travel as said cradle assembly pivots; and linkage extending from said slidable longitudinal elements pivotally attached to the post driver in a first location and secured thereto in another location below the first location and including means for tilting the top of the post driver in one direction while the bottom moves in the other direction in a vertical plane orthogonal to the direction of vehicular travel.
Claim 2
Dependent Claim
176 words
A vehicular frame assembly for attaching a post driver comprising: a fixed support extending transversely over the vehicle and connected to the sides thereof; a cradle assembly comprising a pin secured to said fixed support and two parallel guides in the same horizontal plane equidistant from and pivotal about said pin mounted on said fixed support for pivotal movement only; longitudinal elements slidably engaged with said guides for pivoting therewith and moving the post driver along a path orthogonal to the direction of vehicular travel; means connected between said frame and said cradle causing rotation of the post driver in a vertical plane parallel to the direction of vehicular travel as said cradle assembly pivots; and linkage extending from said slidable longitudinal elements pivotally attached to the post driver in a first location and secured thereto in another location below the first location and including means for tilting the top of the post driver in one direction while the bottom moves in the other direction in a vertical plane orthogonal to the direction of vehicular travel.
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) | 1974-08-30 | 1975-03-01 | 1975-08-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-30 | 1979-03-01 | 1979-08-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-30 | 1983-03-01 | 1983-08-31 | $7700.00 | Window Closed / Lapsed |