Patents
Patents for F04B 33 - Pumps specially adapted for elastic fluids actuated by muscle power, e.g. for inflating (2,403)
02/1989
02/15/1989EP0303469A2 Portable air pump assembly
02/01/1989CN2031848U Pocket progressive type portable inflating pump
01/1989
01/25/1989CN2031458U Piston inflater
01/25/1989CN2031457U Siphonable hand miniature reciprocating pump.
01/25/1989CN2031456U Separator type single-tube gas-storage inflater
01/25/1989CN2031455U Miniature foot pump.
01/04/1989CN2030265U Inflater for car tyre
12/1988
12/14/1988CN88202211U Foldable inflator
11/1988
11/30/1988CN88211163U Multipurpose hand-driven portable high pressure inflater
11/23/1988CN88202165U Lever type dual-pipe inflator for bicycles
11/22/1988CA1245195A1 Stopper for a container such as a bottle, and a pump connectable thereto for extraction of gaseous medium from or pumping in thereof into the container
11/09/1988CN88210245U Hand operating pneumatic liquid pump
11/02/1988CN87212190U Hand pump for deep well
10/1988
10/11/1988US4776766 Portable air pump assembly and detechable safety lamp for automotive vehicle
10/04/1988US4775302 Hand-held vacuum and pressure pump
09/1988
09/14/1988CN87205224U Pedal type dual piston high pressure air pump
08/1988
08/24/1988CN87205161U Single sylinder high pressure power saving air inflating sylinder
08/23/1988US4765229 Portable vacuum pump for desoldering purposes
08/17/1988CN88105859A Single cylinder effort-saving high-pressure air pump
08/16/1988US4763803 Stopper for a container such as a bottle, and a pump connectable thereto for extraction of gaseous medium from or pumping in thereof into the container
08/03/1988CN87207591U Tyre inflator with air-pressure meter
07/1988
07/27/1988CN87206193U Push rod limiter for inflater
07/06/1988CN87202681U Simple air-extracting negative pressure apparatus
06/1988
06/08/1988CN87204901U Light-duty hand air pump for high pressure
06/01/1988CN87201547U Durative hermetic inflator
05/1988
05/25/1988CN87205222U Cam type high-pressure inflate clamp
05/18/1988EP0267755A2 Bicycle pump apparatus
03/1988
03/23/1988CN87209753U Hand-operated combined air extracting with inflating pump
03/23/1988CN87203657U Pedal screw drivn air pump
03/16/1988CN86207216U Portable manual reciprocating type vacuum-drawing device
02/1988
02/10/1988CN86208428U One way piston for tyre pump
01/1988
01/06/1988CN87203124U Frozen free double layer high pressure type pump
12/1987
12/15/1987US4712592 Bicycle pump apparatus
12/02/1987CN87202494U Leaf spring hook type nozzle of inflator
11/1987
11/11/1987CN86209176U Single tube air-storage inflator
11/04/1987CN87203706U High efficiency inflator
09/1987
09/02/1987EP0234607A1 Stopper for a container and a pump connectable thereto
07/1987
07/29/1987CN86207163U Pressure adjustale valve of inflator
07/15/1987CN85205852U Stick type pocket air pump
07/08/1987CN85202273U Pedal air-pump
06/1987
06/16/1987US4673007 Air and liquid pump for cushion shoes, combined a pressure scale and a ball pen
05/1987
05/13/1987CN86205210U Durable inflator
03/1987
03/26/1987DE3534155A1 Pressure adjuster
03/25/1987EP0215752A2 Piston pump, particularly for inflating tyres, mattresses, sports equipment and the like
02/1987
02/04/1987CN86201228U Sleeve type high-pressure inflator
01/1987
01/07/1987CN85204730U Portable high-pressure bicycle pump
12/1986
12/24/1986CN85200500U Portable combination of spanner, tyre pump and lock for bicycle
12/23/1986CA1215579A1 Pump
12/16/1986US4629253 Seat occupant-activated underseat support air-cushion
11/1986
11/19/1986CN86200324U Sucking tube with a rubber valve element
11/05/1986CN85203624U Wrench type gas-filled device for bicycle
08/1986
08/27/1986CN85203042U High pressure bicycle air pump with concentric double-tube
08/20/1986CN85203339U Boost bicycle pump
08/20/1986CN85202532U Leather bowl with cup spring for bicycle pump
08/20/1986CN85201423U Two storeys high prssure bicycle pump
07/1986
07/09/1986CN85203300U Special tyre pump for bicycle
07/02/1986CN85203277U Gas-filled and anti-theft device linked up with bicycle
07/02/1986CN85202991U Gas-filled device for bicycle
05/1986
05/07/1986CN85203464U Pedal air cylinder with both pistou rod and air reservoir
04/1986
04/22/1986US4583925 Suction pump
04/09/1986CN85200476U Multi-function pump operated by hand for raising liquids
02/1986
02/11/1986US4569275 Portable pump for inflating tires, in particular for a bicycle
02/05/1986EP0170377A1 Portable vacuum pump for desoldering purposes
01/1986
01/21/1986US4565506 Hand operated vacuum pump
01/08/1986EP0166828A1 Hand operated inflator
08/1985
08/21/1985EP0152401A2 Valve arrangement for the inflation and deflation of an air cushion
07/1985
07/09/1985CA1190193A1 Air pump
04/1985
04/02/1985US4508490 Two stage manual air pump
09/1984
09/18/1984US4472082 For underwater breathing
07/1984
07/31/1984US4462767 Air pump
01/1984
01/31/1984US4428478 Self-limiting pump
01/17/1984US4425934 Head of an air pump for inflating pneumatic tires having a motorcycle valve
11/1983
11/16/1983EP0094231A1 Nebulizers
08/1983
08/09/1983US4397420 Spraying of plants, and apparatus therefor
10/1982
10/05/1982CA1132872A1 Device for the extraction of blood
09/1982
09/14/1982CA1131596A1 Spraying of plants, and apparatus therefor
06/1982
06/15/1982US4334839 Hand operated, dual chambered, pneumatic pump
04/1982
04/07/1982EP0048894A1 Air supply for divers from the water surface
04/01/1982WO1982000985A1 Diving device
03/1982
03/24/1982EP0047809A1 Head of an air pump for inflating tyres having a motor-cycle valve
03/16/1982US4319699 Portable sprayer actuated by user's body movement
03/16/1982US4319570 Tracheal suction pump designed primarily for aspiration purposes
12/1981
12/09/1981EP0041225A1 Domestic equipment device for evacuating
09/1981
09/15/1981US4289458 Foot pumps
09/08/1981US4287819 Source of vacuum and device for maintaining a negative pressure in an enclosure
06/1981
06/16/1981CA1103094A1 Foot pumps
03/1981
03/31/1981CA1098373A1 Foot pumps
12/1980
12/30/1980US4242060 Foot pumps
08/1980
08/12/1980US4216782 Device for the extraction of blood
01/1980
01/15/1980CA1069809A1 Method and an apparatus for injecting air into a spare pneumatic tire
01/15/1980CA1069761A1 Tracheal suction pump designed primarily for life-saving purposes
08/1979
08/14/1979CA1060263A1 Hand-operated pump
10/1978
10/24/1978US4121736 Hand held atomizer washing device
10/17/1978US4120614 Hand bicycle pump with pressure preselection and display means
10/10/1978US4119244 Unitary mounted air-pressure pump and liquid outlet
10/03/1978CA1039696A1 Pump with gauge means
08/1978
08/15/1978US4106392 Hand-operated pump
07/1978
07/25/1978USRE29707 Product pressurized air dispenser having improved product control valve actuator
07/1977
07/05/1977US4033091 Pressurizing closure apparatus
04/1977
04/12/1977USRE29176 Product pressurized compressed air dispenser
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