US4459716A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination gauge-socket wrench
Assignee: Individual
•
Filing: 1982-09-23
•
Granted: 1984-07-17
•
Expires: 2002-09-23
Abstract
Abstract A combination gauge-socket wrench for use in removing, gapping and installing spark plugs, the gauge extending circumferentially about the upper end and increasing uniformly in thickness along its length, indicia adjacent the gauge to indicate the thickness through a selected portion of the gauge, the socket wrench being adapted to fit a conventional spark plug.
Inventors
- 👤 Mario Valadez
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 03:52
CPC Classifications
B; B25; B25B; B25B13/00; B25B13/48; B25B13/483; Y; Y10; Y10S; Y10S81/00; Y10S81/05
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
84 words
A combination gauge-socket wrench comprising a generally tubular body including an upper cylindrical outer surface, a gauge circumferentially about the upper end of said gauge-socket wrench, said gauge increasing in thickness uniformly along its length, indicia in said outer surface in proximity to said upper end corresponding to the thickness through a selected portion of said gauge, a socket wrench below said gauge, and an opening in said body adapted to receive the stem of a drive tool for installing and removing spark plugs.
Claim 2
Dependent Claim
84 words
A combination gauge-socket wrench comprising a generally tubular body including an upper cylindrical outer surface, a gauge circumferentially about the upper end of said gauge-socket wrench, said gauge increasing in thickness uniformly along its length, indicia in said outer surface in proximity to said upper end corresponding to the thickness through a selected portion of said gauge, a socket wrench below said gauge, and an opening in said body adapted to receive the stem of a drive tool for installing and removing spark plugs.
Claim 3
Dependent Claim
14 words
The invention of claim 1 wherein said gauge uniformly increases in a clockwise direction.
Claim 4
Dependent Claim
26 words
The invention of claim 1 wherein said gauge ranges from 0.020-0.065 inches in thickness and said indicia on said outer surface is in 0.005 inch increments.
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) | 1987-07-17 | 1988-01-16 | 1988-07-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-07-17 | 1992-01-16 | 1992-07-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-07-17 | 1996-01-16 | 1996-07-17 | $7700.00 | Window Closed / Lapsed |