Patent US4428262A successfully refreshed from Google Patents.
US4428262A
Expired / Lapsed
US
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Adjustable long life stripper
Assignee: Individual
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Filing: 1982-07-09
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Granted: 1984-01-31
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Expires: 2002-07-09
Abstract
Abstract This adjustable stripper tool is for use in custom tooling, magnetic tooling, and adjustable tooling, where a punching machine is employed. Primarily, it consists of a hollow cylindrical main body, which is received on a punch of the machine, and it is adjustable in length by placing or removing a multiple number of spacers in its metal cap, which is force-fitted on the open end of the main body.
Inventors
- 👤 Charles D. Vlahek
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 13:15
CPC Classifications
B; B21; B21D; B21D45/00; B21D45/003; B21D45/006; Y; Y10; Y10T; Y10T83/00; Y10T83/202; Y10T83/2092; Y10T83/2096; Y10T83/2135; Y10T83/215; Y10T83/2155; Y10T83/2157
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
115 words
An adjustable long life stripper, comprising, in combination, a hollow, cylindrical main body having an end wall on one end thereof and an opening on an opposite and thereof, and a cup-shaped adjustably mounted on said opposite end, a central opening through said cap for receiving a punch therethrough, a pair of bayonet slots on opposite sides of said cap, a pair of outwardly protruding pins on opposite sides of said main body for engagement in said bayonet slots, and each said bayonet slot comprising an axially extending portion and a circumferentially extending portion which is angularly inclined, said angularly inclined portion including a row of notches along its length for seating said pins selectively.
Claim 2
Dependent Claim
115 words
An adjustable long life stripper, comprising, in combination, a hollow, cylindrical main body having an end wall on one end thereof and an opening on an opposite and thereof, and a cup-shaped adjustably mounted on said opposite end, a central opening through said cap for receiving a punch therethrough, a pair of bayonet slots on opposite sides of said cap, a pair of outwardly protruding pins on opposite sides of said main body for engagement in said bayonet slots, and each said bayonet slot comprising an axially extending portion and a circumferentially extending portion which is angularly inclined, said angularly inclined portion including a row of notches along its length for seating said pins selectively.
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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) | 1987-01-30 | 1987-08-01 | 1988-01-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-01-30 | 1991-08-01 | 1992-01-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-01-30 | 1995-08-01 | 1996-01-31 | $7700.00 | Window Closed / Lapsed |