Patent ID: 6866483

Claim:
A high-pressure cleaning device comprising: an electric motor coupled to a pump for conveying a cleaning fluid; a plunger displaceable by at least one of a cleaning fluid pressure and a cleaning fluid flow rate; an electric switch disposed in a box being actuatable by a displacement of said plunger; said electric switch being coupled from a power source to windings of said electric motor through electrical leads disposed in said box and said box being fastened to at least one of an electric motor casing and a pump casing; at least one opening formed in walls of said box configured to receive said electrical leads; outwardly directed contacts configured as a multiple plug connection disposed in said at least one opening; and at least one matching plug connection fastened to the other of said electric motor casing and pump casing, wherein said multiple plug connection is configured to mate with said at least one matching plug connection when said box is fastened to said at least one of said electric motor casing and pump casing.