US3191298A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for securing cutter head units to a mounting plate
Assignee: Unisys Corp
•
Filing: 1962-03-16
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Granted: 1965-06-29
•
Expires: 1982-03-16
Abstract
No abstract record available.
Inventors
- 👤 David R Locke
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:14
CPC Classifications
B; B26; B26B; B26B19/00; B26B19/02; B26B19/04; B26B19/042
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
135 words
A CUTTER HEAD ASSEMBLY FOR AN ELECTRIC DRY SHAVER, COMPRISING (A) A MOUNTING PLATE HAVING RECESSED PORTIONS AT OPPOSITE ENDS THEREOF, (B) A CUTTER HEAD UNIT DISPOSED ON ONE SIDE OF SAID MOUNTING PLATE AND HAVING RECESSED PORTIONS AT OPPOSITE ENDS THEREOF REGISTERING WITH SAID RECESSED PORTIONS OF SAID MOUNTING PLATE, (C) DETACHABLE RESILIENT CLAMP MEMBERS AT OPPOSITE ENDS OF SAID MOUNTING PLATE, (D) A FIRST PORTION OF EACH OF SAID CLAMP MEMBERS SLIDABLY ENGAGING THE OPPOSITE SIDE OF SAID MOUNTING PLATE, (E) A SECOND PORTION OF EACH OF SAID CLAMP MEMBERS SLIDABLY ENGAGING AND DETENTING SAID CUTTER UNIT TO SAID MOUNTING PLATE, AND (F) AN INTERMEDIATE PORTION OF EACH OF SAID CLAMP MEMBERS DISPOSED IN A PAIR OF SAID REGISTERING RECESSES TO PREVENT TRANSVERSE MOVEMENT OF SAID CUTTER HEAD UNIT ON SAID MOUNTING PLATE.
Claim 2
Dependent Claim
135 words
A CUTTER HEAD ASSEMBLY FOR AN ELECTRIC DRY SHAVER, COMPRISING (A) A MOUNTING PLATE HAVING RECESSED PORTIONS AT OPPOSITE ENDS THEREOF, (B) A CUTTER HEAD UNIT DISPOSED ON ONE SIDE OF SAID MOUNTING PLATE AND HAVING RECESSED PORTIONS AT OPPOSITE ENDS THEREOF REGISTERING WITH SAID RECESSED PORTIONS OF SAID MOUNTING PLATE, (C) DETACHABLE RESILIENT CLAMP MEMBERS AT OPPOSITE ENDS OF SAID MOUNTING PLATE, (D) A FIRST PORTION OF EACH OF SAID CLAMP MEMBERS SLIDABLY ENGAGING THE OPPOSITE SIDE OF SAID MOUNTING PLATE, (E) A SECOND PORTION OF EACH OF SAID CLAMP MEMBERS SLIDABLY ENGAGING AND DETENTING SAID CUTTER UNIT TO SAID MOUNTING PLATE, AND (F) AN INTERMEDIATE PORTION OF EACH OF SAID CLAMP MEMBERS DISPOSED IN A PAIR OF SAID REGISTERING RECESSES TO PREVENT TRANSVERSE MOVEMENT OF SAID CUTTER HEAD UNIT ON SAID MOUNTING PLATE.
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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) | 1968-06-28 | 1968-12-28 | 1969-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-28 | 1972-12-28 | 1973-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-28 | 1976-12-28 | 1977-06-29 | $7700.00 | Window Closed / Lapsed |