MICHAEL LEE MARCKEL
Pilots at Metz Rd, Fox Lake, IN
License number
Indiana A4082325
Issued Date
Sep 2015
Expiration Date
Sep 2017
Category
Airmen
Type
Authorized Aircraft Instructor
Address
Address
5980 E Metz Rd, Fox Lake, IN 46703
Professional information
Valves And An Improved Method Of Replacing Valves In Pressurized Systems
US Patent:
5452852, Sep 26, 1995
Filed:
May 25, 1994
Appl. No.:
8/249250
Inventors:
Michael L. Marckel - Angola IN
International Classification:
F01P 716
US Classification:
236 345
Abstract:
A fluid valve comprising a frame having a valve seat defining a flow passage and an actuator secured to the frame. A valve is secured to the actuator and movable into and out of engagement with the valve seat in response to the actuator for closing and opening the flow passage. A spacer is positioned between the valve and the valve seat. The spacer holds the valve and valve seat apart and the valve open. The spacer is of a disappearing material at predetermined fluid conditions allowing the valve to be installed in a fluid system, the system to be filled with fluid, and the system brought to normal operating conditions, simultaneously, in accordance with the method of the invention.