Apparatus for imparting stepwise movement to a carriage

• US 3,235,220 A
• Filed: 01/20/1964
• Issued: 02/15/1966
• Est. Priority Date: 01/22/1963
• Status: Expired due to Term

• Current Assignee: Erich Lepper, Kreis Wetzlar, Kurt Rantsch, Otto Ambrosius
• Original Assignee: Erich Lepper, Kreis Wetzlar, Kurt Rantsch, Otto Ambrosius
• Inventors: KURT RANTSCH, Lepper, Erich, KREIS WETZLAR, Ambrosius, Otto
• Application Number:
  US04/338,707
• Time in Patent Office: 757 Days
• US Class Current: 248/346.03
• CPC Class Codes: F16H 25/2025 with means to disengage the nut or screw from their counterpart; Means for connecting screw and nut for stopping reciprocating movement F16H25/2015 takes precedence
• CPC Class Codes: G02B 21/26 Stages; Adjusting means therefor
• CPC Class Codes: G05G 23/00 Means for ensuring the correct positioning of parts of control mechanisms, e.g. for taking-up play
• CPC Class Codes: G05G 2700/02 Means for regulating or adjusting control mechanisms, e.g. devices for automatic adjustment
• CPC Class Codes: Y10T 74/18648 Carriage surrounding, guided by, and primarily supported by member other than screw [e.g., linear guide, etc.]
• CPC Class Codes: Y10T 74/19735 Nut disengageable from screw

Claims

1. IN AN ARRANGEMENT FOR ADJUSTING A CARRIAGE ALONG A SUPPORT, SAID SUPPORT HAVING A THREADED SPINDLE THEREON, THREADED CHEEK MEMBERS ON THE CARRIAGE ENGAGING THE THREADS OF THE SPINDLE ON OPPOSITE SIDES THEREOF, ADJUSTABLE CONTROL MEANS ENGAGING SAID CHECK MEMBERS AND MOVABLE WITH THE CARRIAGE, SAID CONTROL MEANS BEING OPERABLE IN ONE POSITION OF ADJUSTMENT FOR MOVING SAID CHEEK MEMBERS LATERALLY OF THE SPINDLE TO DISENGAGE THE CHEEK MEMBERS FROM THE THREADS OF THE SPINDLE, SAID CONTROL MEANS BEING OPERABLE FOR PERMITTING SAID CHEER MEMBERS TO CLOSE ON SAID SPINDLE, YIELDING SUPPORT MEANS ON SAID CARRIAGE, AND A PIN CONNECTED TO SAID SUPPORT MEANS HAVING A WEDGE SHAPED POINT MOVABLE INTO ENGAGEMENT WITH THE THREAD OF THE SPINDLE IN RESPONSE TO OPERATION OF SAID MEANS AND OPERABLE TO ALIGN THE THREADS OF THE CHEEK MEMBERS WITH THE THREADS OF SAID SPINDLE.