Patent ID: 9273637
Filing Date: 2016-03-01
CPC Classification: F02M,F16B

Claim Text:
1. An adjustment safeguard for a set screw on a carburetor in a handheld work apparatus comprising: said carburetor having a carburetor housing defining a wall; said set screw having a head and defining an engagement opening and said set screw being rotatable in a rotational direction; a cap configured to be held in a rotatably fixed manner on said head of said set screw and said cap being rotatable through a rotational angle (S); said cap being made of plastic; a wall sleeve fixed to said carburetor housing and configured to be coaxial with said cap and surround said cap with a slight radial clearance; a rotation stop fixed to said carburetor housing to limit said rotational angle (S) of said cap in said wall sleeve; said cap defining a through opening to permit access to said engagement opening of said set screw; a disc made of said metallic material and said through opening being formed in said disc; said disc being held in said cap so as to be inseparable therefrom; said through opening having a shape and an opening width which are delimited by said disc; and, said engagement opening being configured to be flexible or yieldable in at least one of said shape and said opening width so as to limit a maximum allowable adjustment torque.