Patent US3327073A successfully refreshed from Google Patents.
US3327073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Quick make switch with neutral position
Assignee: Duracell Inc USA
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Filing: 1965-09-16
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Granted: 1967-06-20
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Expires: 1985-09-16
Abstract
No abstract record available.
Inventors
- 👤 Lyle W Bement
- 👤 Karl F Cummings
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 13:02
CPC Classifications
H; H01; H01H; H01H43/00; H01H43/10; H01H43/12; H01H43/125; H01H3/00; H01H3/32; H01H3/42; H01H43/124; H01H5/00; H01H5/04; H01H5/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
178 words
A SNAP SWITCH MEANS COMPRISING: A BRACKET MEANS INCLDUING SPACED PARALLEL LEGS; OPPOSITELY LOCATED SEATS FORMED IN SAID LEGS; A CONTACT CARRYING FOLLOWER MEANS INCLUDIN MEANS INTERFITTING WITH SAID SEATS FOR PIVOTALLY RETAINING SAID CONTACT CARRYING FOLLOWER MEANS; A PLURALITY OF CONTACT CARRYING ARMS INTEGRAL WITH SAID CONTACT CARRYING FOLLOWER MEANS; AN UPWARDLY EXTENDING PROTUBERANCE AND A CAM FOLLOWER MEANS FORMED ON SAID CONTACT CARRYING FOLLOWER MEANS, SAID CAM FOLLOWER MEANS FOR RESPONDING TO CONTOURS OF A DAM MEANS SO AS TO DISPLACE SAID CONTACT CARRYING FOLLOWER MEANS; FIXED CONTACTS, ADJACENT SAID CONTACTS OF SAID CONTACT CARRYING ARMS; AND A HELICAL OVERCENTER SPRING COMPRESSIVELY POSITIONED BETWEEN SAID BRACKET MEANS AND SAID PROTUBERANCE OF SAID CONTACT CARRYING FOLLOWER MEANS, SAID HELICAL OVERCENTER SPRING AND SAID PROTUBERANCE AXIALLY ALIGNED WHEN SAID CONTACT CARRYING FOLLOWER ARM IS IN A NEUTRAL POSITION, SAID HELICAL OVERCENTER SPRING RELEASING SAID STORED ENERGY WHEN SAID CONTACT FOLLOWER MEANS IS DISPLACED BY SAID CAM MEANS TO FURTHER DISPLACE AND SAID CONTACT FOLLOWER MEANS WITH A SNAP ACTION MOTION INTO ENGAGEMENT WITH ONE OF SAID FIXED CONTACTS.
Claim 2
Dependent Claim
178 words
A SNAP SWITCH MEANS COMPRISING: A BRACKET MEANS INCLDUING SPACED PARALLEL LEGS; OPPOSITELY LOCATED SEATS FORMED IN SAID LEGS; A CONTACT CARRYING FOLLOWER MEANS INCLUDIN MEANS INTERFITTING WITH SAID SEATS FOR PIVOTALLY RETAINING SAID CONTACT CARRYING FOLLOWER MEANS; A PLURALITY OF CONTACT CARRYING ARMS INTEGRAL WITH SAID CONTACT CARRYING FOLLOWER MEANS; AN UPWARDLY EXTENDING PROTUBERANCE AND A CAM FOLLOWER MEANS FORMED ON SAID CONTACT CARRYING FOLLOWER MEANS, SAID CAM FOLLOWER MEANS FOR RESPONDING TO CONTOURS OF A DAM MEANS SO AS TO DISPLACE SAID CONTACT CARRYING FOLLOWER MEANS; FIXED CONTACTS, ADJACENT SAID CONTACTS OF SAID CONTACT CARRYING ARMS; AND A HELICAL OVERCENTER SPRING COMPRESSIVELY POSITIONED BETWEEN SAID BRACKET MEANS AND SAID PROTUBERANCE OF SAID CONTACT CARRYING FOLLOWER MEANS, SAID HELICAL OVERCENTER SPRING AND SAID PROTUBERANCE AXIALLY ALIGNED WHEN SAID CONTACT CARRYING FOLLOWER ARM IS IN A NEUTRAL POSITION, SAID HELICAL OVERCENTER SPRING RELEASING SAID STORED ENERGY WHEN SAID CONTACT FOLLOWER MEANS IS DISPLACED BY SAID CAM MEANS TO FURTHER DISPLACE AND SAID CONTACT FOLLOWER MEANS WITH A SNAP ACTION MOTION INTO ENGAGEMENT WITH ONE OF SAID FIXED CONTACTS.
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) | 1970-06-19 | 1970-12-19 | 1971-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-19 | 1974-12-19 | 1975-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-19 | 1978-12-19 | 1979-06-20 | $7700.00 | Window Closed / Lapsed |