Vacuum system components

Details Vacuum system components Vacuum system components

1996-09-16

1997-08-26

Arola, Dave W.

Pipe joints or couplings

For branched path

285328, 285917, 28514819, 28514823, F16L 4100

Patent

active

056604181

ABSTRACT:
A vacuum port manifold having a plurality of ports each having a planar sealing surface comprises a unitary construction derived from an intermediate unitary structure having a compound curved surface at least in part. The planar sealing surfaces are formed by machining selected planes across the compound curved surface.

REFERENCES:
patent: 1030107 (1912-06-01), McCormick
patent: 1362718 (1920-12-01), McNamara
patent: 1903819 (1933-04-01), Kocher
patent: 1975494 (1934-10-01), Armacost
patent: 2652069 (1953-09-01), Goheen
patent: 4239263 (1980-12-01), George

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