Apparatus for changing out gas meters

Details Apparatus for changing out gas meters Apparatus for changing out gas meters

1994-11-14

1995-08-01

Nilson, Robert G.

Fluid handling

Self-proportioning or correlating systems

Self-controlled branched flow systems

73201, F16K 4300

Patent

active

054373000

ABSTRACT:
A bypass valve to be connected in line with a gas service line conducting gas from a gas meter to the corresponding residence or commercial building includes an open ended tubular fitting forming a flow chamber therein having a flow inlet end and a flow outlet end and an auxiliary port formed thereon to allow for access to the gas service line by an auxiliary gas source. An open ended poppet cage is mounted internally in the flow chamber and has one end thereof connected to the auxiliary port and further has a number of ports formed in the side wall thereof defining cage outlets. A poppet comprising a cylindrical center body with enlarged-in-cross section disks at the opposite ends thereof is disposed inside the poppet cage and has free axial movement therein.

REFERENCES:
patent: 2579656 (1951-12-01), Douglas et al.
patent: 3148690 (1964-09-01), Petersen
patent: 3187570 (1965-06-01), Mueller
patent: 3245257 (1966-04-01), Anderson
patent: 3272219 (1966-09-01), Frantz
patent: 3296861 (1967-01-01), Mueller et al.
patent: 3444724 (1969-05-01), Gilpin
patent: 4293147 (1981-10-01), Metcalfe et al.
patent: 5042528 (1991-08-01), England et al.
patent: 5178188 (1993-01-01), Russell
patent: 5287886 (1994-02-01), Russell

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