|
US520349A
(en)
*
|
|
1894-05-22 |
|
Pump-valve |
|
CA681798A
(en)
*
|
|
1964-03-10 |
D. Watts John |
Closure and seal
|
|
US542083A
(en)
*
|
|
1895-07-02 |
|
de layal |
|
US512369A
(en)
*
|
|
1894-01-09 |
|
Valve for compressor and blowing engines |
|
US367726A
(en)
*
|
|
1887-08-02 |
|
Compressor-pump for r efrigerating-mach in es |
|
US310459A
(en)
*
|
|
1885-01-06 |
|
Ttpon-tbent |
|
US867702A
(en)
*
|
1906-08-13 |
1907-10-08 |
Arthur F Clarke |
Discharge-valve for gas-compressors.
|
|
US976010A
(en)
*
|
1909-11-03 |
1910-11-15 |
John C Thompson |
Valve.
|
|
US955822A
(en)
*
|
1910-03-15 |
1910-04-19 |
John L Booty |
Compressor.
|
|
US1109154A
(en)
*
|
1913-04-11 |
1914-09-01 |
Thomas Motive Power Company |
Air-compressor.
|
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US1136840A
(en)
*
|
1913-05-01 |
1915-04-20 |
Edward Worster Shaw |
Automatic check-valve.
|
|
US1185412A
(en)
*
|
1913-07-29 |
1916-05-30 |
Gen Electric |
Compressor.
|
|
US1287751A
(en)
*
|
1915-12-06 |
1918-12-17 |
George M Richards |
Valve and valve-grid support for air-compressors.
|
|
US1425663A
(en)
*
|
1920-01-26 |
1922-08-15 |
James W Lawhead |
Air pump
|
|
US1407518A
(en)
*
|
1920-08-28 |
1922-02-21 |
Kelvinator Corp |
Compressor
|
|
US1490141A
(en)
*
|
1921-07-21 |
1924-04-15 |
Leigh W Morris |
Compressor valve
|
|
US1659817A
(en)
*
|
1922-01-30 |
1928-02-21 |
Sullivan Machinery Co |
Valve mechanism
|
|
US1467445A
(en)
*
|
1922-03-27 |
1923-09-11 |
Louis W Meyers |
False head
|
|
US1494834A
(en)
*
|
1922-06-05 |
1924-05-20 |
Home Refrigerating Company |
Outlet valve for compressors
|
|
US1476794A
(en)
*
|
1922-07-28 |
1923-12-11 |
Ellsworth S Bryant |
Pump cylinder and valves therefor
|
|
US1514233A
(en)
*
|
1922-12-01 |
1924-11-04 |
Searles |
Valve and the method of making it
|
|
DE452903C
(de)
*
|
1924-10-22 |
1927-11-22 |
Aaron Montgomery Searles |
Tellerventil
|
|
US1628096A
(en)
*
|
1924-12-01 |
1927-05-10 |
Edward G Burghard |
Compressor
|
|
US1652978A
(en)
*
|
1925-04-14 |
1927-12-13 |
Burlectas Ltd |
Air or gas compressor
|
|
US1719572A
(en)
*
|
1928-01-23 |
1929-07-02 |
Stoll Albert |
Valve construction for compressors and refrigerating pumps
|
|
US1800185A
(en)
*
|
1928-09-06 |
1931-04-07 |
Homer A Thrush |
Pressure relief valve
|
|
US1871285A
(en)
*
|
1931-05-19 |
1932-08-09 |
Charles M Tursky |
Fluid compressor
|
|
US1985841A
(en)
*
|
1932-02-23 |
1934-12-25 |
Louis A Roser |
Compressor
|
|
US1976098A
(en)
*
|
1933-07-27 |
1934-10-09 |
Smith Welding Equipment Corp |
Air pump
|
|
US2025240A
(en)
*
|
1934-10-20 |
1935-12-24 |
Universal Cooler Corp |
Refrigerant gas compressor
|
|
FR822835A
(fr)
*
|
1936-06-06 |
1938-01-08 |
|
Clapet aérodynamique pour compresseurs et autres applications
|
|
US2193243A
(en)
*
|
1937-10-29 |
1940-03-12 |
Gen Motors Corp |
Refrigerating apparatus
|
|
US2359486A
(en)
*
|
1939-05-05 |
1944-10-03 |
Magis Auguste Adelin Gustave |
Single-action high-speed multicylinder pump
|
|
US2358950A
(en)
*
|
1941-11-04 |
1944-09-26 |
Bendix Aviat Corp |
Valve
|
|
US2349137A
(en)
*
|
1942-02-12 |
1944-05-16 |
Brown Steel Tank Company |
Safety valve for tanks
|
|
US2366004A
(en)
*
|
1942-10-29 |
1944-12-26 |
Westinghouse Air Brake Co |
Compressor valve
|
|
US2386726A
(en)
*
|
1943-06-07 |
1945-10-09 |
Vernon L Tannehill |
Valve
|
|
FR940160A
(fr)
*
|
1946-01-31 |
1948-12-06 |
Climax Rock Drill & Engineering Works Ltd |
Perfectionnements aux soupapes pour les compresseurs d'air et les outils pneumatiques
|
|
US2579667A
(en)
*
|
1946-09-10 |
1951-12-25 |
Carrier Corp |
Suction valve for reciprocating compressors
|
|
GB679079A
(en)
*
|
1950-09-15 |
1952-09-10 |
Compressor Acdessories Ltd |
Improvements in, or relating to, automatic valves for compressors and similar apparatus
|
|
GB697495A
(en)
*
|
1951-04-30 |
1953-09-23 |
James Clarence Hobbs |
Improvements in or relating to pipe couplings, joints or similar devices
|
|
US2900999A
(en)
*
|
1955-07-21 |
1959-08-25 |
Weatherhead Co |
Valve seal
|
|
AT193214B
(de)
*
|
1955-12-10 |
1957-11-25 |
R U L Schmidthuber Plattenvent |
Plattenventil
|
|
US2930401A
(en)
*
|
1956-11-16 |
1960-03-29 |
Bobrick Mfg Corp |
Poppet valve construction
|
|
DE1080350B
(de)
*
|
1957-10-16 |
1960-04-21 |
Maschf Augsburg Nuernberg Ag |
Einrichtung zur Druckentlastung von Brennstoffeinspritzleitungen fuer Brennkraftmaschinen
|
|
US3189125A
(en)
*
|
1957-11-22 |
1965-06-15 |
Hays Mfg Co |
Flow control
|
|
US2949929A
(en)
*
|
1958-02-03 |
1960-08-23 |
Camco Inc |
Check valve
|
|
CH404321A
(de)
*
|
1961-11-11 |
1965-12-15 |
Rheinisches Metallwerk Gmbh |
Rückflussverhinderndes Absperrventil
|
|
GB1015412A
(en)
*
|
1962-03-24 |
1965-12-31 |
Seetru Ltd |
Improvements in and relating to resilient sealing rings for fluid valves
|
|
GB988894A
(en)
*
|
1962-11-09 |
1965-04-14 |
Damic Controls Ltd |
Improvements in fluid control valves
|
|
DE1259203B
(de)
*
|
1963-11-30 |
1968-01-18 |
Roder Gottfried |
Ventil fuer Kleinpumpen aus Kunststoffteilen
|
|
US3332437A
(en)
*
|
1965-02-18 |
1967-07-25 |
Hallen Gosta |
Valves
|
|
US3378030A
(en)
*
|
1965-07-26 |
1968-04-16 |
Gen Signal Corp |
Valve
|
|
DE1503428A1
(de)
*
|
1966-01-12 |
1969-04-03 |
Hansa Metallwerke Ag |
Membranverdichter
|
|
DE1550254A1
(de)
*
|
1966-06-23 |
1969-07-31 |
Gerdts Gustav F Kg |
Rueckschlagventil
|
|
GB1199523A
(en)
*
|
1968-01-13 |
1970-07-22 |
Nat Res Dev |
Valve Damping Means.
|
|
US3548868A
(en)
*
|
1968-02-14 |
1970-12-22 |
Sealol |
Check valve with spring assisted flexible auxiliary valve seat
|
|
US3510103A
(en)
*
|
1968-02-28 |
1970-05-05 |
Anthony J Carsello |
Valve and seal therefor
|
|
AT292906B
(de)
*
|
1970-07-08 |
1971-09-10 |
Hoerbiger Ventilwerke Ag |
Lamellenventil für Kolbenverdichter
|
|
US3664371A
(en)
*
|
1970-10-23 |
1972-05-23 |
Us Navy |
Resilient poppet valve
|
|
GB1350287A
(en)
*
|
1971-05-10 |
1974-04-18 |
Ward D H |
Pressure relief valves
|
|
GB1374783A
(en)
*
|
1971-12-15 |
1974-11-20 |
Luft U Kaeltetechnik Veb K |
Multiple cylinder piston compressor for vapour-compression cycle refrigeration plant
|
|
US3770009A
(en)
*
|
1971-12-29 |
1973-11-06 |
Victor Equipment Co |
Sensitive check valve
|
|
US3889710A
(en)
*
|
1972-11-07 |
1975-06-17 |
Julien H Brost |
Check valve with elastomeric valve element
|
|
US3898999A
(en)
*
|
1972-11-17 |
1975-08-12 |
Jordan D Haller |
Valve having axially separable members
|
|
US3865345A
(en)
*
|
1973-06-04 |
1975-02-11 |
Carrier Corp |
Valve plate for reciprocating compressor
|
|
US3944381A
(en)
*
|
1973-12-03 |
1976-03-16 |
Lennox Industries Inc. |
Compressor valving
|
|
US3999898A
(en)
*
|
1974-05-31 |
1976-12-28 |
"ASPA" Zaklady Aparatury Spawalniczej Im. Komuny Paryskiej |
Automatic pressure valve intended for compressors
|
|
US4060098A
(en)
*
|
1975-12-22 |
1977-11-29 |
Bares James D |
Valve plate construction
|
|
US4049017A
(en)
*
|
1976-04-12 |
1977-09-20 |
Henry Valve Company |
Adjustable relief valve
|
|
US4032266A
(en)
*
|
1976-04-16 |
1977-06-28 |
Roeder George K |
Valve assembly for reciprocating downhole pumps
|
|
US4115044A
(en)
*
|
1976-10-04 |
1978-09-19 |
Tecumseh Products Company |
Valve arrangement for compressor
|
|
CA1214758A
(en)
*
|
1981-02-13 |
1986-12-02 |
Copeland Corporation |
Discharge valve assembly
|