Patent US3241232A successfully refreshed from Google Patents.
US3241232A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slidable control-knob for an apparatus particularly for a hair-cutter set
Assignee: US Philips Corp
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Filing: 1963-06-10
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Granted: 1966-03-22
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Expires: 1983-06-10
Abstract
No abstract record available.
Inventors
- 👤 Tietjens Eduard Willem
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 11:17
CPC Classifications
B; B26; B26B; B26B19/00; B26B19/38; B26B19/3886; B26B19/02; B26B19/04; B26B19/06; B26B19/10; B26B19/102; Y; Y10; Y10S; Y10S411/00; Y10S411/955; Y10S411/965; Y10S411/97; Y10T; Y10T24/00; Y10T24/34; Y10T24/3484
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
181 words
A CONTROL DEVICE FOR USE IN A DRY SHAVING APPARATUS COMPRISING A SHAVE HOUSING, A SLIDABLE CONTROL KNOB HAVING AN INVERTED HOLLOWED-OUT PORTION, AN INTERMEDIATE WALL PROVIDED WITH A HOLE THEREIN, SAID CONTROL KNOB BEING ADAPTED TO BE DISPLACED ALONG THE OUTER SURFACE OF SAID INTERMEDIATE WALL, A HAIR CUTTER BLADE HAVING AN OPENING THEREIN AND ADAPTED TO BE DISPLACED ALONG THE INNER SURFACE OF SAID INTERMEDIATE WALL, A SPRING IN SAID HOLLOWED-CUT PORTION OF SAID CONTROL KNOB, A CONNECTING PIECE DEPENDING FROM SAID SPRING AND DISPOSED SUBSTANTIALLY PERPENDICULAR THERETO, THE FREE END OF SAID CONNECTING PIECE BEING PROVIDED WITH MEANS WHICH PASSES THROUGH SAID HOLE IN THE INTERMEDIATE WALL AND ENGAGES IN THE OPENING OF SAID CUTTER BLADE WHEREBY IN THE MOUNTED POSITION OF SAID CONTROL DEVICE ON SAID SHAVER HOUSING, SAID MEANS ON THE FREE END OF SAID CONNECTING PIECE HAVING A SIDE SURFACE IN FLAT ENGAGEMENT WITH THE UNDERSIDE OF SAID HAIR CUTTER BLADE, SAID CONTROL KNOB ANDHAIR CUTTER BLADE ARE DRAWN TOWARD EACH OTHER AGAINST THE INTERMEDIATE BLADE ARE OF SAID HOUSING BY MEANS OF SAID SPRING.
Claim 2
Dependent Claim
181 words
A CONTROL DEVICE FOR USE IN A DRY SHAVING APPARATUS COMPRISING A SHAVE HOUSING, A SLIDABLE CONTROL KNOB HAVING AN INVERTED HOLLOWED-OUT PORTION, AN INTERMEDIATE WALL PROVIDED WITH A HOLE THEREIN, SAID CONTROL KNOB BEING ADAPTED TO BE DISPLACED ALONG THE OUTER SURFACE OF SAID INTERMEDIATE WALL, A HAIR CUTTER BLADE HAVING AN OPENING THEREIN AND ADAPTED TO BE DISPLACED ALONG THE INNER SURFACE OF SAID INTERMEDIATE WALL, A SPRING IN SAID HOLLOWED-CUT PORTION OF SAID CONTROL KNOB, A CONNECTING PIECE DEPENDING FROM SAID SPRING AND DISPOSED SUBSTANTIALLY PERPENDICULAR THERETO, THE FREE END OF SAID CONNECTING PIECE BEING PROVIDED WITH MEANS WHICH PASSES THROUGH SAID HOLE IN THE INTERMEDIATE WALL AND ENGAGES IN THE OPENING OF SAID CUTTER BLADE WHEREBY IN THE MOUNTED POSITION OF SAID CONTROL DEVICE ON SAID SHAVER HOUSING, SAID MEANS ON THE FREE END OF SAID CONNECTING PIECE HAVING A SIDE SURFACE IN FLAT ENGAGEMENT WITH THE UNDERSIDE OF SAID HAIR CUTTER BLADE, SAID CONTROL KNOB ANDHAIR CUTTER BLADE ARE DRAWN TOWARD EACH OTHER AGAINST THE INTERMEDIATE BLADE ARE OF SAID HOUSING BY MEANS OF SAID SPRING.
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) | 1969-03-21 | 1969-09-20 | 1970-03-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-21 | 1973-09-20 | 1974-03-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-21 | 1977-09-20 | 1978-03-22 | $7700.00 | Window Closed / Lapsed |