Material stripping machine

• US 3,251,629 A
• Filed: 12/31/1962
• Issued: 05/17/1966
• Est. Priority Date: 12/31/1962
• Status: Expired due to Term

• Current Assignee: James R. Cawley
• Original Assignee: James R. Cawley
• Inventors: Cawley, James R.
• Application Number:
  US04/248,508
• Time in Patent Office: 1,233 Days
• US Class Current: 299/37.5
• CPC Class Codes: E04D 15/003 for removing roof material for floor coverings E04G23/006
• CPC Class Codes: E04G 23/006 Arrangements for removing of previously fixed floor coverings

Claims

1. A MATERIAL STRIPPING MACHINE FOR STRIPPING SECTIONS OF COVERING MATERIAL SECURED BY BONDING FASTENER METHODS TO SUPPORTING SURFACES, SAID MACHINE COMPRISING A MAIN FRAME, A RIGID ELONGATED FORCE MEMBER MOUNTED ON SAID FRAME FOR GUIDED LONGITUDINAL RECIPROCATION BETWEEN TWO LIMIT POSITIONS, MEANS YIELDABLY URGING SAID FORCE MEMBER IN ONE DIRECTION TOWARD ONE LIMIT POSITION, A RIGID ELONGATED IMPACT MEMBER MOUNTED ON SAID FRAME FOR GUIDED LONGITUDINAL RECIPROCATON BETWEEN TWO LIMIT POSITIONS ALONG A PATH ALIGNED WITH THE PATH OF RECIPROCAL MOVEMENT OF SAID FORCE MEMBER AND WITH SAID IMPACT MEMBER ALIGNED END TO END WITH SAID FORCE MEMBER, MEANS YIELDABLY URGING SAID IMPACT MEMBERS IN THE OPPOSITE DIRECTION, THE ADJACENT ENDS OF SAID IMPACT AND FORCE MEMBERS BEING POSITIONED IN ABUTTING ENGAGEMENT, WEDGE MEANS CARRIED BY THE END OF SAID FORCE MEMBER REMOTE FROM SAID IMPACT MEMBER ADAPTED TO WEDGE BETWEEN THE SECTIONS TO BE STRIPPED AND THE SURFACE TO WHICH SAID SECTIONS ARE SECURED, A CAM SHAFT JOURNALED FROM SAID FRAME FOR ROTATION ABOUT AN AXIS CLOSELY PARALLELING SAID IMPACT MEMBER, SAID IMPACT MEMBER INCLUDING A CAM FOLLOWER THEREON PROJECTING LATERALLY OUTWARDLY THERFROM TOWARD SAID CAM SHAFT, SAID CAM SHAFT INCLUDING A CAM LOBE OPERABLE, UPON ROTATION OF SAID CAM SHAFT, TO ENGAGE SAID CAM FOLLOWER AND INTERMITTENTLY ADVANCE THE LATTER IN A DIRECTION MOVING SAID IMPACT MEMBER IN SAID ONE DIRECTION OUT OF ENGAGEMENT WITH SAID FORCE MEMBER AND AGAINST THE THRUST OF THE MEANS URGING SAID IMPACT MEMBER ON SAID OPPOSITE DIRECTION AND RELEASE SAID CAM FOLLOWER FOR RETURN OF THE LATTER AND SAID IMPACT MEMBER IN SAID ONE DIRECTION BY THE LAST-MENTIONED URGING MEANS FOR IMPACT WITH SAID FORCE MEMBER TO URGE THE LATTER IN SAID ONE DIRECTION AGAINST SAID MEANS URGING SAID FORCE MEMBER IN SAID OTHER DIRECTION, MOTOR MEANS SUPPORTED FROM SAID FRAME AND DRIVINGLY CONNECTED TO SAID CAM SHAFT, SAID MAIN FRAME INCLUDING GROUND ENGAGING WHEELS JOURNALED FOR ROTATION ABOUT AN AXIS EXTENDING TRANSVERSELY OF THE PATH OF RECIPROCATION OF SAID FORCE MEMBER.