Patent ID: 8573900

Claim:
A tool holder ( 100 ) comprising: an insert pocket ( 102 ) comprising: an insert pocket front surface ( 108 ), an insert pocket rear portion ( 106 ), and an insert pocket support surface ( 110 ) extending therebetween; an insert pocket top surface ( 114 ), with at least one support wall ( 112 ) extending between the insert pocket support surface ( 110 ) and the insert pocket top surface ( 114 ); a pocket recess ( 116 ) opening out to, and extending downwards from the insert pocket support surface ( 110 ); and a threaded recess ( 118 ) opening out to the insert pocket front surface ( 108 ) and to the pocket recess ( 116 ), the threaded recess ( 118 ) having a threaded recess axis (T); a lever pin ( 120 ) having a top end ( 125 a ), a bottom end ( 125 b ) and a lever pin longitudinal axis (A), and located within the pocket recess ( 116 ), the lever pin ( 120 ) comprising: a head portion ( 122 ), having thereon a lever head rear contact surface (C), located above the insert pocket support surface ( 110 ); a lever front surface ( 124 ), extending downwards from the head portion ( 122 ), at least a portion of the lever front surface ( 124 ) sloping in a slope angle (δ) relative to the lever pin longitudinal axis (A), the lever front surface ( 124 ) having thereon a lever front contact surface (H), located downwards from the lever head rear contact surface (C) by a first longitudinal distance (h 1 ); a blind hole ( 126 ) opening out to, and extending from, the lever front surface ( 124 ) towards the lever pin longitudinal axis (A), the blind hole ( 126 ) located along the threaded recess axis (T); a base portion ( 121 ) provided with a rocker pivot portion ( 128 ) to enable tilting of the lever pin ( 120 ) about the rocker pivot portion ( 128 ), in the forward-rearward directions (D F , D R ); and a lever lower rear contact surface (G), located downwards from the lever front contact surface (H) by a second longitudinal distance (h 2 ); and a fastening member ( 130 ) comprising a first end ( 131 ) having thereon a clamping contact surface (B), a second end ( 133 ), a threading surface ( 132 ) extending between the first and second ends ( 131 , 133 ), and a guiding prong ( 134 ) extending from the first end ( 131 ), the threading surface ( 132 ) engages the threaded recess ( 118 ), the guiding prong ( 134 ) is located within the blind hole ( 126 ), and the clamping contact surface (B) is adjacent to the lever front contact surface (H); wherein in a side view of the lever pin ( 120 ), the first longitudinal distance (h 1 ) is smaller than the second longitudinal distance (h 2 ).