Adjustable top clean-outs

• US 3,362,425 A
• Filed: 05/04/1966
• Issued: 01/09/1968
• Est. Priority Date: 05/04/1966
• Status: Expired due to Term

• Current Assignee: Earl L. Morris, Robert C. Salsbury
• Original Assignee: Earl L. Morris, Robert C. Salsbury
• Inventors: Morris, Earl L., Salsbury, Robert C.
• Application Number:
  US04/547,655
• Time in Patent Office: 615 Days
• US Class Current: 137/362
• CPC Class Codes: E03F 5/02 Manhole shafts or other inspection chambers in general E02D29/12; Snow-filling openings; accessories covers or frames for manholes or the like E02D29/14
• CPC Class Codes: Y10T 137/6988 Floor installation

Claims

1. AN ADJUSTABLE LEVEL WASTE CLEAN-OUT AND DRAIN CAP ADAPTED FOR INSTALLATION IN CONCRETE SLAB FLOORS INCLUDING:

A PLUG FOR CLOSING THE OPEN END OF A STATIONARY WASTE PIPE FITTING, SAID PLUG HAVING THREADED MEANS CONNECTING THE PLUG TO A FITTING AND FOR VARYING THE ELEVATION OF THE PLUG WITH RESPECT TO THE END OF THE FITTING;

A CYLINDRICAL FRAME ENCIRCULING THE PLUG AND ADAPTED TO BE POSITIONED IN A CONCRETE FLOOR SLAB TO PROTECT SAID PLUG AND FITTING, SAID FRAME HAVING AN INWARDLY EXTENDING TOP FLANGE EXTENDING OVER SAID FITTING;

A COVER PLATE REMOVABLY CARRIED BY THE PLUG;

MEANS FOR VARYING THE ELEVATION OF THE COVER PLATE WITH RESPECT TO SAID PLUG;