Means for sealing threaded-type containers

• US 3,073,090 A
• Filed: 09/15/1959
• Issued: 01/15/1963
• Est. Priority Date: 09/15/1959
• Status: Expired due to Term

• Current Assignee: Cecil P. Roberts, Joseph C. Runco
• Original Assignee: Cecil P. Roberts, Joseph C. Runco
• Inventors: Roberts, Cecil P., Runco, Joseph C.
• Application Number:
  US03/840,150
• Time in Patent Office: 1,218 Days
• US Class Current: 53/331.5
• CPC Class Codes: B67B 3/202 using friction means for screwing the caps, e.g. belts or guides B67B3/2026, B67B3/2033 take precedence
• CPC Class Codes: B67B 3/2033 comprising carousel co-rotating capping heads
• CPC Class Codes: B67B 3/2073 comprising torque limiting means torque limiters in wrenches or screwdrivers B25B23/14; couplings or clutches per se F16D
• CPC Class Codes: B67C 2007/0066 Devices particularly adapted for container closing

Claims

5. A SEALING MACHINE FOR CONTAINERS HAVING THREADEDTYPE CLOSURE ENGAGING MEANS COMPRISING MEANS TO SUCCESSIVELY MOVE CONTAINERS ABOUT AN ARCUATE PATH, MEANS TO HOLD A THREADED-TYPE CLOSURE ABOVE THE MOUTH OF EACH CONTAINER, MEANS TO MOVE THE CLOSURE DOWNWARDLY AGAINST THE CONTAINER MOUTH, AND MEANS TO SIMULTANEOUSLY ROTATE SAID CONTAINER WITH RESPECT TO THE CLOSURE WHEREBY THE CLOSURE IS SCREWED ONTO SIAD CONTAINER, SAID MEANS TO ROTATE THE CONTAINER COMPRISING FRICTION MEANS DISPOSED ALONG THE ARCUATE PATH AND ADAPTED TO FRICTIONALLY ENGAGE THE SIDE WALLS OF THE CONTAINERS, SAID MEANS TO MOVE THE CLOSURE DOWNWARDLY COMPRISING A CAM HAVING A FIRST PORTION POSITIONED TO MOVE SAID CLOSURE LIGHTLY AGAINST THE CONTAINER CLOSURE ENGAGING MEANS AND A SECOND PORTION POSITIONED TO MOVE SAID CLOSURE TIGHTLY AGAINST THE CONTAINER CLOSURE ENGAGING MEANS DURING THE ROTATION OF THE CONTAINER AND SAID MEANS TO HOLD THE CLOSURE COMPRISING A CHUCK MEMBER HAVING AN UPPER PORTION AND A LOWER PORTION, SAID LOWER PORTION HAVING A CLOSURE ENGAGING MEANS THEREON, SAID LOWER PORTION BEING ROTATABLY MOUNTED ON SAID UPPER PORTION, AND A FRICTION MEMBER POSITIONED BETWEEN SAID PORTIONS OF SAID CHUCK MEMBER ADAPTED TO FRICTIONALLY CONNECT SAID PORTIONS WHEN THE CLOSURE IS MOVED TIGHTLY AGAINST THE CONTAINER BY SAID SECOND PORTION OF SAID CAM.