Clamp

• US 3,397,879 A
• Filed: 07/05/1966
• Issued: 08/20/1968
• Est. Priority Date: 07/05/1966
• Status: Expired due to Term

• Current Assignee: Morawski London T Trustee Under The Living Trust Agreement
• Original Assignee: John J. Parker, London T. Morawski
• Inventors: Morawski, London T., Parker, John J.
• Application Number:
  US04/562,798
• Time in Patent Office: 777 Days
• US Class Current: 269/91
• CPC Class Codes: B25B 5/062 with clamping means pivoting around an axis parallel to the pressing direction

Claims

1. A CLAMP STRUCTURE COMPRISING A BODY, AN INTERNALLY HELICALLY SPLINED MEMBER FIXED ON SAID BODY AGAINST ROTATION AND AXIALLY SLIDABLE THEREON, SPRING MEANS BIASING SAID INTERNALLY SPLINED MEMBER AXIALLY IN ONE DIRECTION AGAINST A SHOULDER ON SAID BODY, AN EXTERNALLY HELICALLY SPLINED MEMBER MESHING WITH THE INTERNALLY SPLINED MEMBER, A CLAMP MEMBER CONNECTED WITH THE EXTERNALLY SPLINED MEMBER AND HAVING A RADIALLY EXTENDING CLAMP ARM DISPOSED SUCH THAT WHEN THE EXTERNALLY SPLINED MEMBER IS SHIFTED AXIALLY OF THE INTERNALLY SPLINED MEMBER, SAID ARM IS CAUSED TO SIMULTANEOUSLY MOVE AXIALLY AND ROTATE ABOUT THE AXIS OF THE EXTERNALLY SPLINED MEMBER, MEANS LIMITING AXIAL MOVEMENT OF THE EXTERNALLY SPLINED MEMBER RELATIVE TO THE INTERNALLY SPLINED MEMBER IN A DIRECTION OPPOSITE TO SAID ONE DIRECTION AND AN ACTUATOR CONNECTED WITH SAID EXTERNALLY SPLINED MEMBER FOR SHIFTING THE EXTERNALLY SPLINED MEMBER IN SAID OPPOSITE DIRECTION TO DISPLACE SAID ARM AXIALLY AND ROTATE IT UNTIL THE LAST-MENTIONED MEANS ARE EFFECTIVE TO ARREST RELATIVE MOVEMENT BETWEEN SAID SPLINED MEMBERS AND TO THEREAFTER SHIFT THE TWO SPLINED MEMBERS AS A UNIT AXIALLY REL-