(19)
(11) EP 0 056 634 A3

(12) EUROPEAN PATENT APPLICATION

(88) Date of publication A3:
18.05.1983 Bulletin 1983/20

(43) Date of publication A2:
28.07.1982 Bulletin 1982/30

(21) Application number: 82100267

(22) Date of filing: 15.01.1982
(84) Designated Contracting States:
AT BE DE FR GB NL

(30) Priority: 15.01.1981 US 225483

(71) Applicant: The Singer Company
 ()

(72) Inventor:
  • Houser, John M.
     ()

   


(54) Switch connection adapter


(57) A connection adapter module for a wire trap switch, trigger speed control, or the like that plugs into the wire trap system and provides screw clamp connections to the control for a portable electric tool such as a drill, sabre saw, or the like, enabling the tool to be rewired or the control replaced by a customer with a standard screwdriver, comprising an insulator body carrying a plurality of connector elements and which can be "piggy-backed" on the control, connector elements generally comprising inserts in the insulator body including a barrel portion having a screw threaded through the wall thereof for receiving and clamping a wire therewithin and a thin wire-like projection or pin portion extending longitudinally therefrom projecting out of the insulator body to be engaged within the switch or control wire trap.







Search report