Patents
Patents for F04B 33 - Pumps specially adapted for elastic fluids actuated by muscle power, e.g. for inflating (2,403)
03/2003
03/19/2003CA2422941A1 Inhalator and pertaining atomizer
03/13/2003DE20213300U1 Two-way hand operated pump for automotive maintenance
03/12/2003EP1289607A1 Self contained sport ball inflation mechanism
03/12/2003EP1289606A1 Self contained sport ball inflation mechanism
03/12/2003CN2539849Y Inflator with high pressure
03/12/2003CN1401899A Lever type inflator for sedan
03/06/2003DE20219929U1 Air pumping device has rubber part retaining position when pump head is rearranged to use pump for different purpose
02/2003
02/27/2003US20030039553 Air pump having pressure gauge thereon
02/26/2003CN1399071A Air pump
02/19/2003CN2536808Y Pocket-size multifunctional pedal air pump
02/13/2003WO2003011401A1 Inflatable articles with self-contained inflation mechanism
02/13/2003US20030032507 Inflatable articles with self-contained inflation mechanism
02/13/2003CA2456178A1 Inflatable articles with self-contained inflation mechanism
02/11/2003USRE37983 Air pump
02/06/2003US20030026706 Pump
01/2003
01/21/2003US6508161 Simplified piston pump
01/16/2003WO2003004811A1 U-lock comprising an integrated pump
01/14/2003US6506026 Hand pump with and attaching device for attachment to a bicycle frame
01/08/2003CN2530055Y Internal storage high pressure inflator
01/02/2003US20030003006 Pump
01/02/2003US20030002989 Pump for pumping at two pressures
01/02/2003EP1267692A1 Liquid dispenser
12/2002
12/31/2002US6499385 Hand vacuum pump with linear piston actuation
12/24/2002US6497560 High volume low pressure air pump
12/22/2002CA2391771A1 Depressurizing pump assemblies and closures for beverage container
12/19/2002WO2001074225A9 Liquid dispenser
12/12/2002US20020187866 Self-contained sport ball inflation mechanism
12/12/2002US20020187053 Hand pump with an attaching device for attachment to a bicycle frame
12/11/2002CN2525274Y Reciprocating compression spring bellow type simple inflator
12/10/2002US6491595 Method of manufacturing a sport ball having a self-contained inflation mechanism
11/2002
11/27/2002CN1381773A Electronic instrument and air chamber device putted on wrist
11/26/2002US6485264 Anti-leakage device for a manual air pump with a pressure gauge
11/26/2002US6484744 Oil pumping device
11/26/2002US6484326 Compressed air drain opening device
11/21/2002US20020173734 Wrist-portable electronic apparatus and air chamber device
11/20/2002CN1380201A Valve joint
11/20/2002CN1380200A Valve joint
11/20/2002CN1380199A Valve joint
11/07/2002WO2002024262A3 Inhalator and pertaining atomizer
11/07/2002US20020162165 Compressed air drain opening device
11/06/2002EP1254314A1 Pump
11/06/2002CN1093915C Air pump and its inflation article
10/2002
10/31/2002DE10210187A1 Low-pressure compressor for gaseous media or ambient air with at least one piston-cylinder unit with piston rod coupled with crank arm driven by drive motor across reduction gear unit
10/15/2002US6464477 Retaining device for a pivotable handle of a hand pump
10/08/2002US6461125 Air pump, air chamber device using air pump, and wristwatch having air chamber device
10/02/2002EP1244500A1 Self-contained sport ball inflation mechanism
10/02/2002CN2514142Y Gas pipe plug-in type inflator
09/2002
09/26/2002US20020134387 Automatic underwater breathing membrane with integrated manual recharge
09/26/2002DE10110713A1 Automatic and manually-operable and hand pump used as inflation device, has handle manually operable to slide relative to cylinder and force ambient air into passage through outer chamber
09/25/2002CN2512924Y Multifunctional inflator
09/25/2002CN2512923Y Foot gas storage pump built-in type inflator
09/25/2002CN2512922Y High pressure inflator
09/18/2002CN2511808Y Two-way hand air pump
09/17/2002US6450906 Self contained sport ball inflation mechanism
09/12/2002US20020124718 Hand vacuum pump with linear piston actuation
08/2002
08/21/2002CN1364979A Method and device for combined two-way air intake inflator
08/14/2002CN2505615Y Portable inflator
08/08/2002WO2002060542A1 Avoidance of resonance in inflatable sport ball
08/08/2002WO2002060541A1 Method of manufacturing a sport ball
08/08/2002US20020106293 high volume low pressure air pump
08/07/2002CN2504402Y Multifunctional pedal inflator
08/07/2002CN2504401Y Two-way inflation pump
08/06/2002US6428290 Air pump
07/2002
07/31/2002CN2503226Y Reducing pressurizing inflator
07/24/2002CN2502038Y Miniature inflator
07/23/2002US6422960 Self contained sport ball inflation mechanism
07/23/2002US6422832 Air pump capable of inflating and deflating an inflatable object interchangeably
07/18/2002DE10149569A1 Hand-operated tire pump for pumping up bicycle tires comprises an outer cylinder, an inner cylinder, a piston rod, and a handle
07/17/2002CN2500836Y Inflator
07/17/2002CN2500835Y Efficient pedal inflator
07/10/2002CN2499599Y Improved vertical inflator with barometer
07/10/2002CN2499598Y Oil-leakage high pressure portable inflator
07/10/2002CN1358257A Combination of chamber and piston pump, motor, shock absorber and transducer incorporating the combination
06/2002
06/25/2002USRE37763 Structure for connecting a head to a non-circular cylinder of a bicycle tire pump
06/25/2002US6409618 Self-contained sport ball inflation mechanism
06/18/2002US6405907 Fully integrated drum pump
06/13/2002US20020070240 Liquid dispenser
06/13/2002DE10131481A1 Pump forming part of a padlock
05/2002
05/29/2002EP0807036B1 Valve connector
05/15/2002CN2491618Y Multifunctional manually operated water/gas pump
04/2002
04/30/2002US6378547 Activation pin
04/25/2002WO2002032766A1 Pump with pressure-indication means
04/25/2002US20020046772 Valve connector
04/24/2002CN2487887Y Barometer for improved bicycle inflator
04/24/2002CN2487886Y Inflating set for air pressure cylinder
04/17/2002CN2486744Y Pressure changeable inflator
04/17/2002CN2486743Y Inflator adapt for multiple air valve
04/16/2002US6371741 Manual air pump having at least two selectable inflation modes
04/10/2002CN2485447Y Vaccum pump
04/10/2002CN2485446Y Air pump
04/09/2002US6367662 Liquid dispenser
04/04/2002DE10046089A1 Pump esp. for bicycles has piston-cylinder unit with extractable connection line to valve head, and foot pumping pedal
03/2002
03/27/2002EP1189806A1 Automatic underwater breathing membrane with integrated manual recharge
03/27/2002CN2483527Y Oil-proof inflator
03/20/2002CN2482591Y Inflator stop valve
03/06/2002CN2480581Y Convenient double-piston inflator
02/2002
02/27/2002CN2479246Y Air pump
02/27/2002CN2479245Y High-pressure double-cyclinder hand continuous inflating pump
02/26/2002US6350112 Dual-direction pump for a bike
02/21/2002DE10132679A1 Einfach zu haltende Handpumpe Easy to keep hand pump
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