| Patents for F04B 33 - Pumps specially adapted for elastic fluids actuated by muscle power, e.g. for inflating (2,403) |
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| 01/10/2001 | CN2414217Y Bidirectional infaltor |
| 01/10/2001 | CN1279352A Internal pump for inflating article and method thereof |
| 12/26/2000 | US6164938 Hand pump with automatic and manual inflation devices |
| 12/21/2000 | DE19928118A1 Portable bicycle air pump with a pressure-testing device for pumping up a bicycle inner tube through lightweight pump valves displays maximum allowable inner tube pressure. |
| 12/20/2000 | CN2411355Y Tyre automatic inflating device |
| 12/13/2000 | EP1059392A2 Portable device for unblocking pipes, typically the waste pipes of sinks and the like |
| 12/13/2000 | CN2410442Y Inflator for bicycle |
| 11/29/2000 | CN2408259Y Portable multifunction inflator |
| 11/23/2000 | WO2000070227A1 A combination of a chamber and a piston, a pump, a motor, a shock absorber and a transducer incorporating the combination |
| 11/23/2000 | DE19913866A1 Collapsible hand pump arrangement has assembly unit with assembly projections having slots and a bore to engage with sleeves and supports |
| 11/22/2000 | CN2407153Y Air pump |
| 11/22/2000 | CN2407152Y Air pump with pressure meter |
| 11/14/2000 | US6146116 Pumping device with a pivotal lever for various valves |
| 11/08/2000 | CN2405034Y Inflater |
| 11/08/2000 | CN2405033Y Sliding-proof type inflater with two-lip sealing sleeve |
| 11/02/2000 | WO2000065235A1 A device comprising a combination of a chamber and a piston |
| 11/01/2000 | CN2403913Y Multi-function inflator |
| 10/25/2000 | CN2402827Y Non-return air valve for inflator |
| 10/24/2000 | US6135733 Manual air pump having selectable high pressure and low pressure modes |
| 10/24/2000 | US6135143 Air valve for an inflatable article |
| 10/17/2000 | US6132189 Combined bicycle tire and air suspension pump with removable pressure gauge |
| 10/04/2000 | EP1041282A2 Carbon-dioxide pump for tires |
| 10/04/2000 | CN2399524Y Multifunctional fast replacing, dusting, inflating, spraying, and dust blowing gun |
| 09/27/2000 | EP1039132A2 Reciprocating foot pump for inflating |
| 09/27/2000 | CN2398438Y Manpower water pump |
| 09/20/2000 | CN2397280Y Two level inflator |
| 09/19/2000 | US6120265 Two-stroke operable pump |
| 09/19/2000 | US6120264 Air pump of simple structure |
| 09/19/2000 | US6120258 Tire pump |
| 09/19/2000 | US6119581 Structure of hand pump |
| 09/12/2000 | US6116873 Floor pump |
| 09/06/2000 | CN2395052Y Safety inflator |
| 09/05/2000 | US6113366 Blow-molded, one piece, two plastic apparatus for pressurizing a vessel |
| 08/30/2000 | CN2394024Y Manpower high pressurizer |
| 08/23/2000 | EP1030061A1 Air pump, air chamber device, and wrist watch provided with air chamber device |
| 08/22/2000 | US6105601 Inflation device comprising a connection head compatible with inflation valves of U.S. type and French type |
| 08/22/2000 | US6105600 Inflation device comprising a connection head compatible with inflation valves of U.S. type and french type |
| 08/16/2000 | CN2392001Y Internal storage type pressure increased inflator |
| 08/16/2000 | CN1263211A Inflator using handle to store air |
| 08/02/2000 | CN2390023Y Compounded portable double-way inflator |
| 07/19/2000 | CN2388372Y Portable hand manometric vacuum compression dual-purpose pump |
| 07/05/2000 | EP1015763A1 Coaxial valve-type alternating pump especially for boats such as a rubber dinghy, manually operated or motor-driven |
| 07/05/2000 | CN2386212Y Bicycle pump for bicycle |
| 07/05/2000 | CN2386211Y Support lever type pedal inflator |
| 06/28/2000 | CN2385101Y Inflator |
| 06/28/2000 | CN2384617Y Support for cupping glass |
| 06/27/2000 | US6079954 Air pumping station for pneumatic toy vehicle |
| 06/21/2000 | CN2383999Y Inflator without making clothes dirty |
| 06/21/2000 | CN2383998Y Handy liquid pressing device |
| 06/14/2000 | CN2382853Y Inflator base |
| 06/13/2000 | US6073645 Pumping device with an internal pivotal tube for various valves |
| 06/06/2000 | US6070855 Minor-amount release valve for a hand air pump |
| 05/23/2000 | US6065947 Two-stroke operable pump |
| 05/10/2000 | CN2377377Y Rocker arm double-piston inflator |
| 05/10/2000 | CN2377116Y Hand connecting rod type inflating machine |
| 05/09/2000 | US6059548 Hand pump system for a traction device |
| 05/02/2000 | US6056167 Pressure sprayer |
| 04/26/2000 | CN2375785Y Double-layer strap cup inflator |
| 04/18/2000 | US6050791 Structure for connecting a head to a non-circular cylinder of a bicycle tire pump |
| 04/13/2000 | WO2000020757A1 Manually operated pump or compressor |
| 04/12/2000 | CN2373596Y Elbow for water pump |
| 03/08/2000 | CN2367792Y Piston type air-inflator |
| 03/01/2000 | CN2366580Y Portable type pressed air storage type air pump |
| 03/01/2000 | CN2366579Y Portable type hand operated air pump |
| 02/23/2000 | CN2365424Y Portable micro-inflating device |
| 02/22/2000 | US6027319 Compact manual air pump having selectable high volume and high pressure modes |
| 02/22/2000 | US6027316 Air pump capable of inflating an inflatable object regardless of air pressure level in the inflatable object |
| 02/10/2000 | WO2000006901A1 Air pump with mechanic drive for bicycle |
| 02/09/2000 | CN2363080Y Hand-driving bidirectional inflation and suction pump |
| 02/03/2000 | DE19927955A1 Rocking lever type pump has retaining pin fitted in cavity in retaining element, and lever is pivot-connected by one end to one end of head and interacts with retaining pin and retaining element in operative position |
| 02/02/2000 | CN2361876Y Folding high-pressure inflator |
| 02/02/2000 | CN2361875Y Inflator |
| 01/26/2000 | CN2360632Y Improved manual pulling rod structure of inflator |
| 01/26/2000 | CN2360631Y Car-carried foldable rocker arm piston type minisize inflator |
| 01/25/2000 | US6017201 Air pump with a hidden extension tube |
| 01/25/2000 | US6017196 Bicycle inflator |
| 01/20/2000 | WO1999037130A3 Pump head |
| 01/19/2000 | CN2359488Y High-efficient double-deck inflator |
| 01/19/2000 | CN2359487Y Convenient anti-leakage inflatable head |
| 01/13/2000 | DE19829695A1 Hand pump for cycle tires etc. |
| 01/05/2000 | CN2357151Y Hand pressurizing inflator |
| 12/30/1999 | DE19923957A1 Manual air pump clamp assembly |
| 12/23/1999 | DE19827572A1 Air pump for two-wheeled vehicles |
| 12/22/1999 | CN2355127Y Air pump |
| 12/22/1999 | CN2355126Y Twist air pump |
| 12/22/1999 | CN2355125Y Air pump with retractable extension pipe |
| 12/21/1999 | US6004116 Air pump for an inflatable body having a safety holding device |
| 12/21/1999 | US6003546 Adapter device |
| 12/15/1999 | CN2353929Y Air inflator |
| 12/15/1999 | CN2353928Y High-pressure air-inflating device |
| 12/09/1999 | DE19919411A1 Hand-operated bicycle pump connected to bicycle pneumatic suspension has |
| 12/08/1999 | CN2352718Y Inflator |
| 12/08/1999 | CN2352717Y High pressure inflator |
| 12/07/1999 | US5997256 Dual stage, dual mode air pump |
| 12/04/1999 | CA2237088A1 Bicycle air pump structure |
| 12/02/1999 | DE19816687C1 Pivotable pressure gauge for hand air pump |
| 12/01/1999 | CN2351588Y 打气筒 Inflator |
| 11/24/1999 | CN2350557Y Inflator |
| 11/17/1999 | CN2349377Y 双筒打气筒 Binoculars pump |
| 11/16/1999 | US5983920 Combination pump head with slotted camming device |