Patent US3973861A successfully refreshed from Google Patents.
US3973861A
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US
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Deburring tool
Assignee: Amtel Inc
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Filing: 1975-02-12
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Granted: 1976-08-10
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Expires: 1995-02-12
Abstract
Abstract A cylindrical deburring tool is provided with a diametric guide slot extending through the body with a pair of cutter blades received in said guide slot for radial displacement therein and spring-biased apart to a position determined by an adjustable abutment means acting on each blade.
Inventors
- 👤 Reiner W. Sussmuth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:16
CPC Classifications
B; B23; B23B; B23B51/00; B23B51/10; B23B51/101; Y; Y10; Y10S; Y10S408/00; Y10S408/713; Y10S408/714; Y10T; Y10T408/00; Y10T408/83; Y10T408/85; Y10T408/858; Y10T408/8583; Y10T408/89; Y10T408/909
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
69 words
A deburring tool having a cylindrical body, a guide slot extending diametrically across the body, a pair of cutter blades having cutting edges received in line in said slot, said blades being radially outward and inward displaceable, spring means acting between the blades to displace them radially outward, each blade having abutment means thereon for engagement with means in said body to limit the outward displacement of the blades.
Claim 2
Dependent Claim
69 words
A deburring tool having a cylindrical body, a guide slot extending diametrically across the body, a pair of cutter blades having cutting edges received in line in said slot, said blades being radially outward and inward displaceable, spring means acting between the blades to displace them radially outward, each blade having abutment means thereon for engagement with means in said body to limit the outward displacement of the blades.
Claim 3
Dependent Claim
35 words
A deburring tool as in claim 1 wherein the abutment means comprises a groove in each blade having an end wall and an adjustable screw with an enlarged head against which the screw head engages.
Claim 4
Dependent Claim
75 words
A deburring tool having a cylindrical body, a guide slot extending diametrically across the body, a pair of cutter blades having cutting edges received in side by side relationship in said slot, said blades being radially outward and inward displaceable, spring means acting on each blade to displace each blade radially outward and abutment means on each blade and acting on a portion of the guide slot to permit the outward displacement of each blade.
Claim 5
Dependent Claim
75 words
A deburring tool having a cylindrical body, a guide slot extending diametrically across the body, a pair of cutter blades having cutting edges received in side by side relationship in said slot, said blades being radially outward and inward displaceable, spring means acting on each blade to displace each blade radially outward and abutment means on each blade and acting on a portion of the guide slot to permit the outward displacement of each blade.
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) | 1979-08-10 | 1980-02-09 | 1980-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-08-10 | 1984-02-09 | 1984-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-08-10 | 1988-02-09 | 1988-08-10 | $7700.00 | Window Closed / Lapsed |