×

FLASHLIGHT AND SWITCH ASSEMBLY

  • US 3,790,912 A
  • Filed: 10/02/1972
  • Issued: 02/05/1974
  • Est. Priority Date: 12/22/1971
  • Status: Expired due to Term
First Claim
Patent Images

1. A switch cover assembly for use with a magnetic reed switch operatively mounted in the external wall of a device comprising:

  • a. switch cover formed with a chamber and having a front end, back end, two side walls, an open bottom and a top face formed with an opening;

    b. a switch button slidably mounted over the opening in the top face of the switch cover;

    c. a magnet having its north and south poles in alignment with the front and back ends of the switch cover and having its north and south poles positioned parallel to the longitudinal dimensions of the contact arms of the reed switch, affixed to the underside of the switch button for movement therewith within the chamber;

    d. two strips of magnetizable steel, one strip of steel being mounted at each end of the switch cover, parallel to the upper face of the switch cover, the inner end of each steel strip bent perpendicular to the strip, the perpendicular faces of the strips being substantially parallel to the ends of the magnet, the perpendicular faces of the strips being a predetermined distance from each other with respect to the magnet, so that when the magnet is magnetically held at one steel face it will be directly over the center portion of the reed switch and when the magnet is magnetically held by the second steel strip it will be held away from the center portion of the reed switch; and

    e. means to mount the switch assembly on the external wall of a device.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×