Adjusting device for a gripper opening cam in a chain delivery o

Details Adjusting device for a gripper opening cam in a chain delivery o Adjusting device for a gripper opening cam in a chain delivery o

1994-10-17

1996-10-22

Bennett, Christopher A.

Printing

Work supporting members

Grippers

101409, 271204, B41F 130

Patent

active

055666140

ABSTRACT:
Adjusting device for a gripper opening cam in a chain delivery for delivering sheets in a sheet-fed printing press, wherein grippers disposed on gripper carriages of endlessly revolving chains have a cam roller running onto the gripper opening cam for opening the grippers, includes an adjusting shaft journalled in a press frame and having an axis, a lever arm swivellable about an axis transverse to the axis of the adjusting shaft and articulatingly connected to the gripper opening cam, and a linkage for converting rotation of the adjusting shaft into swivelling of the lever arm, the linkage being formed of a combination of a left-hand and a right-hand thread, the adjusting shaft being formed at opposite ends thereof with respective spindle threads of mutually opposite pitch, a spindle nut fixedly disposed on the press frame and a spindle nut connected to the lever arm, the spindle nuts being formed with threads of mutually opposite pitch, the adjusting shaft being screwable by the respective spindle threads thereof into the corresponding spindle nuts.

REFERENCES:
patent: 2198385 (1940-04-01), Harrold
patent: 3109644 (1963-11-01), Reinartz
patent: 3405937 (1968-10-01), Schoch
patent: 3814014 (1974-06-01), Dahlgren
patent: 4582316 (1986-04-01), Wirz
patent: 5189958 (1993-03-01), Tafel et al.
European Search Report.

Affiliated with

Also associated with

Rating

Adjusting device for a gripper opening cam in a chain delivery o does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Adjusting device for a gripper opening cam in a chain delivery o, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Adjusting device for a gripper opening cam in a chain delivery o will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-2351435