US3259770A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Portable electric tool with a two part housing
Assignee: Sunbeam Corp
•
Filing: 1962-06-08
•
Granted: 1966-07-05
•
Expires: 1982-06-08
Abstract
No abstract record available.
Inventors
- 👤 Charles A Mattson
- 👤 William V Kalnins
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 22:07
CPC Classifications
H; H02; H02K; H02K7/00; H02K7/14; H02K7/145; B; B26; B26B; B26B19/00; B26B19/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
A PORTABLE ELECTRIC TOOL COMPRISING A TUBULAR HOUSING HAVING A HAND GRIP PORTION SUITABLE FOR BEING GRIPPED BY THE HAND OF THE USER, SAID HOUSING BEING FORMED OF AN ELECTRICALLY INSULATING PLASTIC MATERIAL, AN ELONGATED MOTOR HAVING A STATOR AND A ROTARY ARMATURE POSITIONED WITHIN SAID HOUSING, SAID HOUSING BEING DIVIDED LENGTHWISE INTO A BASE AND A COVER, AN OPERATING HEAD MOUNTED AT THE FORWARD END OF SAID BASE, MEANS SECURING SAID STATOR AND THE BEARINGS FOR SAID ARMATURE DIRECTLY TO SAID BASE, A PAIR OF HOUSING PROJECTIONS EXTENDING LATERALLY OF SAID TUBULAR HOUSING REARWARDLY OF SAID HAND GRIP PORTION, SAID PROJECTIONS BEING INTEGRALLY FORMED WITH SAID BASE AND SAID COVER, SAID PROJECTIONS EACH HAVING INWARDLY OPENING RECESSES FORMED THEREIN, AND BRUSH ASSEMBLIES FORMED OF ELECTRICALLY CONDUCTING MATERIAL AND BEING SUPPORTED IN SAID RECESSES BY SAID HOUSING IN INSULATED RELATION TO THE OTHER PARTS OF SAID MOTOR.
Claim 2
Dependent Claim
147 words
A PORTABLE ELECTRIC TOOL COMPRISING A TUBULAR HOUSING HAVING A HAND GRIP PORTION SUITABLE FOR BEING GRIPPED BY THE HAND OF THE USER, SAID HOUSING BEING FORMED OF AN ELECTRICALLY INSULATING PLASTIC MATERIAL, AN ELONGATED MOTOR HAVING A STATOR AND A ROTARY ARMATURE POSITIONED WITHIN SAID HOUSING, SAID HOUSING BEING DIVIDED LENGTHWISE INTO A BASE AND A COVER, AN OPERATING HEAD MOUNTED AT THE FORWARD END OF SAID BASE, MEANS SECURING SAID STATOR AND THE BEARINGS FOR SAID ARMATURE DIRECTLY TO SAID BASE, A PAIR OF HOUSING PROJECTIONS EXTENDING LATERALLY OF SAID TUBULAR HOUSING REARWARDLY OF SAID HAND GRIP PORTION, SAID PROJECTIONS BEING INTEGRALLY FORMED WITH SAID BASE AND SAID COVER, SAID PROJECTIONS EACH HAVING INWARDLY OPENING RECESSES FORMED THEREIN, AND BRUSH ASSEMBLIES FORMED OF ELECTRICALLY CONDUCTING MATERIAL AND BEING SUPPORTED IN SAID RECESSES BY SAID HOUSING IN INSULATED RELATION TO THE OTHER PARTS OF SAID MOTOR.
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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) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |