US4101088A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Manual impact stake driving apparatus
Assignee: Individual
•
Filing: 1976-09-27
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Granted: 1978-07-18
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Expires: 1996-09-27
Abstract
Abstract The disclosure relates to an improved manual impact apparatus for driving a stake of the type having a head at one end thereof, which apparatus is characterized by a slidable sleeve having oppositely disposed and facing impact stops therein to confine the stake head therebetween during driving or pulling, whereby the stake may be longitudinally propelled in response to impact between one of the impact stops and the stake head.
Inventors
- 👤 Tommy E. Stauth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 02:37
CPC Classifications
E; E04; E04H; E04H17/00; E04H17/26; E04H17/261; E04H17/263
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
223 words
A manually driven, removable stake apparatus for anchoring and securing watercraft at an adjustable distance therefrom, said stake apparatus comprising in combination: a stake having a piercing point at one end thereof and a driving and pulling stake head at the opposite end thereof, said stake head having upper and lower impact surfaces thereon; sleeve means having upper and lower impact stops at opposite ends thereof for slidably confining said stake head therebetween, whereby said stake may be manually driven into a surface in response to impact between the upper impact surface of said stake head and the upper impact stop of said sleeve means, and may be manually pulled from such surface in response to impact between the lower impact surface of said stake and the lower impact stop of said sleeve means; flange means disposed radially on said sleeve means for restricting the depth to which said stake may be driven in such surface; a quantity of line storable on said sleeve means; means on said sleeve means defining spool means for rotationally receiving and storing said line thereon; and line hook means secured to and carried by said sleeve means for hooking about said line to prevent, during periods of pulling force against said line, rotation of said sleeve means and thereby to prevent paying out of said hooked line.
Claim 2
Dependent Claim
223 words
A manually driven, removable stake apparatus for anchoring and securing watercraft at an adjustable distance therefrom, said stake apparatus comprising in combination: a stake having a piercing point at one end thereof and a driving and pulling stake head at the opposite end thereof, said stake head having upper and lower impact surfaces thereon; sleeve means having upper and lower impact stops at opposite ends thereof for slidably confining said stake head therebetween, whereby said stake may be manually driven into a surface in response to impact between the upper impact surface of said stake head and the upper impact stop of said sleeve means, and may be manually pulled from such surface in response to impact between the lower impact surface of said stake and the lower impact stop of said sleeve means; flange means disposed radially on said sleeve means for restricting the depth to which said stake may be driven in such surface; a quantity of line storable on said sleeve means; means on said sleeve means defining spool means for rotationally receiving and storing said line thereon; and line hook means secured to and carried by said sleeve means for hooking about said line to prevent, during periods of pulling force against said line, rotation of said sleeve means and thereby to prevent paying out of said hooked line.
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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) | 1981-07-17 | 1982-01-16 | 1982-07-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1985-07-17 | 1986-01-16 | 1986-07-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1989-07-17 | 1990-01-16 | 1990-07-18 | $7700.00 | Window Closed / Lapsed |