Coupling

• US 2,926,934 A
• Filed: 08/27/1956
• Issued: 03/01/1960
• Est. Priority Date: 08/27/1956
• Status: Expired due to Term

• Current Assignee: Vincent A. Gill
• Original Assignee: Vincent A. Gill
• Inventors: Gill, Vincent A.
• Application Number:
  US03/606,283
• Time in Patent Office: 1,282 Days
• US Class Current: 137/614.04
• CPC Class Codes: F16L 37/23 by means of balls
• CPC Class Codes: F16L 37/33 the lift valves being of the ball type
• CPC Class Codes: F16L 55/1007 Couplings closed automatically when broken
• CPC Class Codes: Y10T 137/87957 Valves actuate each other
• CPC Class Codes: Y10T 29/49876 by snap fit

Claims