Switching apparatus
Patent 3988556 Issued on October 26, 1976. Estimated Expiration Date: 
October 26, 1993. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.
October 26, 1993. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.Patent References 3005055 3749872 3806471 3873795 InventorAssigneeApplicationNo. 480801 filed on 06/19/1974US Classes:200/511, Compressible elastomer200/553, Rocking actuator (e.g., rocker, lever)200/6AUniversally pivoted handleExaminersPrimary: Hohauser, Herman J.Attorney, Agent or FirmForeign Application Priority Data1973-06-21 JAAbstractAn on-off switch comprising a contact element of conductive elastomeric material for establishing a current path between a plurality of terminals, and an actuating member for imparting a compressing force to the contact element. When the actuating member is manipulated to compress the contact element, the contact element is rendered electrically conductive to electrically connect the terminals with each other thereby turning on the switch.Field of SearchInfiltrated porous substance | |
