Band type strapping machine
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Oct 11, 1983
Grant Date -
N/A
app pub date -
Feb 17, 1982
filing date -
Oct 7, 1981
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A band type strapping machine comprises a feeding and tightening roller driven by a motor, an auxiliary roller in contact with the feeding and tightening roller, a cam shaft which is rotated by the motor through a reduction gear and a clutch mechanism and which has cams for respectively actuating a rear gripper, a heater, a press bar and a front gripper, wherein the motor is capable of instantaneous change of normal and reverse rotations and has a large starting torque, and an electromagnetic clutch is fitted to the rotary shaft of the tightening and feeding roller so as to be movable in the axial direction depending upon increase of a band tightening force whereby detection of the tightening force caused by the movement of the electromagnetic clutch is mechanically related to the engagement or disengagement of the clutch mechanism.
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