Patent ID: 7303352

Claim:
A connection device for a plow installation with boom controls for controlling a cutting horizon of a plow, the connection device comprising: a multipart connection bracket including a basic body, the basic body being operable for attachment to one of a channel section or a guide section of the plow installation; a joint socket located in the basic body, the joint socket including a socket portion and being operable to receive a joint head of a boom cylinder; a first leg including an inside portion and an outside portion; a second leg including an inside portion and an outside portion, the second leg being arranged parallel to the first leg and separated from the first leg by a predetermined distance; a first bolt hole located in the first leg; a second bolt hole located in the second leg; a joint bolt located in the first bolt hole and the second bolt hole, the joint bolt operable for cooperation with a head part of a boom arm; a first laterally-projecting supporting web located on the outside portion of the first leg; a second laterally-projecting supporting web located on the outside portion of the second leg; a first clamping piece located in the first bolt hole; and a second clamping piece located in the second bolt hole, wherein a diameter of the first bolt hole increases from the inside portion of each of the first leg to the outside portion of the first leg; and a diameter of the second bolt hole increases from the inside portion of each of the second leg to the outside portion of the second leg.