US3268786A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electric razor
Assignee: Individual
•
Filing: 1961-04-27
•
Granted: 1966-08-23
•
Expires: 1981-04-27
Abstract
No abstract record available.
Inventors
- 👤 Reich Robert Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:30
CPC Classifications
B; B26; B26B; B26B19/00; B26B19/38; B26B19/3873; B26B19/28; B26B19/282; B26B19/284; H; H02; H02J; H02J4/00; H02J4/20; H02J4/25; H02J7/00; H02J7/02; Y; Y10; Y10S; Y10S30/00; Y10S30/01
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
202 words
AN ELECTRIC RAZOR COMPRISING A FIRST CASING HAVING A CUTTING HEAD, AN OSCILLATING ARMATURE MOTOR IN SAID FIRST CASING DRIVINGLY CONNECTED TO SAID CUTTING HEAD AND HAVING AN IRON CORE, A TRANSISTOR CIRCUIT IN SAID FIRST CASING, A TUNING WINDING ON SAID CORE CONNECTED TO ONE OF THE EMITTER AND COLLECTOR CIRCUITS OF THE TRANSISTOR OF SAID CIRCUIT, A FEED-BACK WINDING ON SAID CORE CONNECTED TO THE BASE CIRCUIT OF SAID TRANSISTOR, BATTERY MEANS IN SAID FIRST CASING FOR ENERGIZING SAID TRANSISTOR CIRCUIT TO DRIVE SAID OSCILLATING ARMATURE MOTOR AND NORMALLY DISCONNECTED FROM THE TRANSISTOR CIRCUIT, A HOLDER FOR SAID FIRST CASING AND COMPRISING A SECOND CASING WHICH FORMS AN EXTENSION OF SAID FIRST CASING WHEN SAID FIRST CASING IS POSITIONED ON SAID HOLDER, A RECTIFIER IN SAID SECOND CASING FOR RECHARGING SAID BATTERY MEANS, RESISTOR MEANS FOR LIMITING THE CURRENT SUPPLIED TO SAID BATTERY, DURING RECHARGING THEREOF, MEANS OPERABLE IN RESPONSE TO PLACING OF SAID FIRST CASING ON SAID HOLDER FOR ELECTRICALLY CONNECTING SAID RECHARGING RECTIFIER TO SAID BATTERY MEANS IN SAID FIRST CASING FOR RECHARGING THE SAME ANS SWITCH MEANS IN SAID FIRST CASING OPERABLE ONLY WHEN SAID CASINGS ARE SEPARATED FOR CONNECTING THE BATTERY MEANS TO SAID TRANSISTOR CIRCUIT.
Claim 2
Dependent Claim
202 words
AN ELECTRIC RAZOR COMPRISING A FIRST CASING HAVING A CUTTING HEAD, AN OSCILLATING ARMATURE MOTOR IN SAID FIRST CASING DRIVINGLY CONNECTED TO SAID CUTTING HEAD AND HAVING AN IRON CORE, A TRANSISTOR CIRCUIT IN SAID FIRST CASING, A TUNING WINDING ON SAID CORE CONNECTED TO ONE OF THE EMITTER AND COLLECTOR CIRCUITS OF THE TRANSISTOR OF SAID CIRCUIT, A FEED-BACK WINDING ON SAID CORE CONNECTED TO THE BASE CIRCUIT OF SAID TRANSISTOR, BATTERY MEANS IN SAID FIRST CASING FOR ENERGIZING SAID TRANSISTOR CIRCUIT TO DRIVE SAID OSCILLATING ARMATURE MOTOR AND NORMALLY DISCONNECTED FROM THE TRANSISTOR CIRCUIT, A HOLDER FOR SAID FIRST CASING AND COMPRISING A SECOND CASING WHICH FORMS AN EXTENSION OF SAID FIRST CASING WHEN SAID FIRST CASING IS POSITIONED ON SAID HOLDER, A RECTIFIER IN SAID SECOND CASING FOR RECHARGING SAID BATTERY MEANS, RESISTOR MEANS FOR LIMITING THE CURRENT SUPPLIED TO SAID BATTERY, DURING RECHARGING THEREOF, MEANS OPERABLE IN RESPONSE TO PLACING OF SAID FIRST CASING ON SAID HOLDER FOR ELECTRICALLY CONNECTING SAID RECHARGING RECTIFIER TO SAID BATTERY MEANS IN SAID FIRST CASING FOR RECHARGING THE SAME ANS SWITCH MEANS IN SAID FIRST CASING OPERABLE ONLY WHEN SAID CASINGS ARE SEPARATED FOR CONNECTING THE BATTERY MEANS TO SAID TRANSISTOR CIRCUIT.
References Cited (Backward Citations)
US1981787A
Cited
US2119248A
Cited
FR871604A
Cited
US2356269A
Cited
US2895095A
Cited
US2769946A
Cited
US2880503A
Cited
US3025455A
Cited
US2952907A
Cited
FR1211860A
Cited
US3010075A
Cited
FR1226681A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |