← Back to Patent Explorer
US3187133A Expired / Lapsed US ⏱️ 0.0 years remaining

Snap action, push button electric switch

Assignee: Schulz Tool and Manufacturing Co
•
Filing: 1963-03-07
•
Granted: 1965-06-01
•
Expires: 1983-03-07
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

No abstract record available.

Inventors

  • 👤 Edwin F Pierce

Bibliographic Details

Application Number —
Jurisdiction US
Data Source google_patents
Last Synchronized 2026-11-01 19:46
CPC Classifications
H; H01; H01H; H01H5/00; H01H5/04; H01H5/045

Claims Analysis

Total Claims: 2
Claim 1
Independent Claim 224 words
A SNAP ACTION, PUSH BUTTON SWITCH COMPRISING: (A) A PUSH BUTTON ADAPTED TO BE DEPRESSED FROM A NORMAL TO AN ACTUATED POSITION; (B) FIRST SPRING MEANS URGING SAID PUSH BUTTON INTO ITS NORMAL POSITION; (C) CAM MEANS HAVING TWO CAM SURFACES FORMING AN EDGE PROJECTING TOWARD AND DISPOSED ADJACENT SAID PUSH BOTTON, SAID CAM MEANS BEING MOVABLE INDEPENDENTLY OF THE MOVEMENT OF SAID PUSH BUTTON FROM A NORMAL TO AN ACTUATED POSITION AND BACK AGAIN; (D) CAM FOLLOWER SLIDABLY DISPOSED IN SAID PUSH BUTTON AND MOVABLE THEREWITH; (E) SECOND SPRING MEANS URGING SAID CAM FOLLOWER AGAINST THE SURFACES OF SAID CAM MEANS, WHEREBY UPON DEPRESSING SAID PUSH BUTTON, SAID CAM FOLLOWER WILL RIDE OVER ONE OF SAID SURFACES TO FORCE SAID CAM MEANS TO MOVE SUDDENLY IN A DIRECTION OPPOSITE THE DIRECTION OF MOVEMENT OF SAID PUSH BUTTON, AND WHEREBY SAID CAM MEANS WILL RETURN SUDDENLY TO ITS ORIGINAL POSITION UPON RELEASE OF SAID PUSH BUTTON; (F) A MOVABLE CARRIER SECURED TO SAID CAM MEANS AND MOVABLE THEREWITH; (G) TWO BRUSHES FIXEDLY DISPOSED ABOUT SAID CARRIER AND IN CONTACT THEREWITH AND; (H) A CONTACT MEMBER HAVING PORTIONS DISPOSED IN SAID CARRIER SO AS TO BE ENGAGEABLE WITH BOTH OF SAID BRUSHES IN ONE POSITION OF SAID CARRIER AND AS TO BE DISSENGAGED FROM AT LEAST ONE OF SAID BRUSHES IN THE OTHER POSITION THEREOF.
Claim 2
Dependent Claim 224 words
A SNAP ACTION, PUSH BUTTON SWITCH COMPRISING: (A) A PUSH BUTTON ADAPTED TO BE DEPRESSED FROM A NORMAL TO AN ACTUATED POSITION; (B) FIRST SPRING MEANS URGING SAID PUSH BUTTON INTO ITS NORMAL POSITION; (C) CAM MEANS HAVING TWO CAM SURFACES FORMING AN EDGE PROJECTING TOWARD AND DISPOSED ADJACENT SAID PUSH BOTTON, SAID CAM MEANS BEING MOVABLE INDEPENDENTLY OF THE MOVEMENT OF SAID PUSH BUTTON FROM A NORMAL TO AN ACTUATED POSITION AND BACK AGAIN; (D) CAM FOLLOWER SLIDABLY DISPOSED IN SAID PUSH BUTTON AND MOVABLE THEREWITH; (E) SECOND SPRING MEANS URGING SAID CAM FOLLOWER AGAINST THE SURFACES OF SAID CAM MEANS, WHEREBY UPON DEPRESSING SAID PUSH BUTTON, SAID CAM FOLLOWER WILL RIDE OVER ONE OF SAID SURFACES TO FORCE SAID CAM MEANS TO MOVE SUDDENLY IN A DIRECTION OPPOSITE THE DIRECTION OF MOVEMENT OF SAID PUSH BUTTON, AND WHEREBY SAID CAM MEANS WILL RETURN SUDDENLY TO ITS ORIGINAL POSITION UPON RELEASE OF SAID PUSH BUTTON; (F) A MOVABLE CARRIER SECURED TO SAID CAM MEANS AND MOVABLE THEREWITH; (G) TWO BRUSHES FIXEDLY DISPOSED ABOUT SAID CARRIER AND IN CONTACT THEREWITH AND; (H) A CONTACT MEMBER HAVING PORTIONS DISPOSED IN SAID CARRIER SO AS TO BE ENGAGEABLE WITH BOTH OF SAID BRUSHES IN ONE POSITION OF SAID CARRIER AND AS TO BE DISSENGAGED FROM AT LEAST ONE OF SAID BRUSHES IN THE OTHER POSITION THEREOF.

References Cited (Backward Citations)

US994493A Cited
US2910552A Cited

USPTO Annuity & Maintenance Windows

Annuity Stage Window Opens Payment Deadline Surcharge Period Until Estimated Fee Status
3.5 Years (Year 4) 1968-05-31 1968-11-30 1969-06-01 $2000.00 Window Closed / Lapsed
7.5 Years (Year 8) 1972-05-31 1972-11-30 1973-06-01 $3760.00 Window Closed / Lapsed
11.5 Years (Year 12) 1976-05-31 1976-11-30 1977-06-01 $7700.00 Window Closed / Lapsed

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag