Rocker-type switch with integral spring and c-shaped contact construction

• US 3,178,522 A
• Filed: 03/14/1962
• Issued: 04/13/1965
• Est. Priority Date: 03/14/1962
• Status: Expired due to Term

• Current Assignee: Henry A. Passarelli Jr
• Original Assignee: Henry A. Passarelli Jr
• Inventors: Passarelli, Henry A. Jr.
• Application Number:
  US04/179,605
• Time in Patent Office: 1,126 Days
• US Class Current: 200/6.00C
• CPC Class Codes: H01H 23/12 Movable parts; Contacts mounted thereon

Claims

1. A MOMENTARY-CONTACT SWITCH COMPRISING A MOLDED HOUSING OF PLASTIC MATERIAL OF RECTANGULAR BASE CONFIGURATION WITH SIDE AND END WALLS, AN INTEGRAL PEDESTAL POSITIONED ON SAID BASE AT A MIDPOINT ALONG A SIDE WALL THEREOF, A LEAF SPRING CONTACT HAVING A C CONFIGURATION IN THE PLANE OF SAID LEAF SPRING FIXEDLY MOUNTED ON SAID PEDESTAL PARALLEL TO THE BASE AND AT THE MIDPOINT OF THE C, THE ENDS OF SAID LEAF SPRING BEING TURNED AWAY FROM SAID BASE AT AN ANGLE OF ABOUT 20* WITH RESPECT TO THE BASE SURFACE, A FIXED CONTACT IN EACH CORNER OF SAID BASE ON THE SIDE OPPOSITE SAID PEDESTAL, FIXED CONTACTS BEING SPACED FROM, AND IN REGISTER WITH, THE PORTION OF SAID LEAF SPRING IMMEDIATELY ADJACENT THE TURNED ENDS, AND A RECIPROCALLY MOVABLE TRIGGER HAVING TRUNNIONS PIVOTABLE IN BEARINGS ON THE MIDTOP PORTIONS OF THE SIDE WALLS OF SAID HOUSING, SAID TRIGGER HAVING TWO LEGS EXTENDING DOWNWARD FROM THE UNDERSIDE THEREOF, ONE OF SAID LEGS BEING IN CONTACT WITH ONE OF THE PORTIONS OF SAID LEAF SPRING IMMEDIATELY ADJACENT A TURNED END AND THE OTHER OF SAID LEGS BEING IN CONTACT WITH THE PORTION OF SAID LEAF SPRING IMMEDIATELY ADJACENT THE OUTER TURNED END WHEREBY PIVOTAL MOVEMENT OF SAID TRIGGER PRODUCES A LEG MOVEMENT WHICH FIRST FORCES THE PORTION OF SAID LEAF SPRING IMMEDIATELY ADJACENT A TURNED PORTION INTO ENGAGEMENT WITH A FIXED CONTACT AND THEN ALLOWS THE CONTACT SURFACE OF THE LEG SLIDE ONTO THE TURNED PORTION OF SAID LEG SPRING TO EXERT ADDITIONAL FORCE BY SAID LEAF SPRING AGAINST SAID CONTACT.