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6808374 |
Sanitary design gear pump
A sanitary pump with gear shaft bearing blocks in opposed cylindrical portions of a pump body bore, blocks constituting hand removable structural pump ends. Gear shaft bearings extending completely...
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6406280 |
Drive motor for surgical apparatus
In order to achieve high rotational speeds for a drive motor used for surgical purposes without the need for excessive maintenance of this motor, it is proposed that it be in the form of a...
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5904473 |
Vacuum pump
A vacuum pump contains two rotary displacement rotor (8) that engage each other, in particular in a convoluted manner, inside in expansion chamber through which flows a stream in the axial...
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5868558 |
Cover for fluid pumps
A cover plate for fluid pumps incorporating an O-ring seal 5 secured in a channel 4. The cover includes slots 7 extending to the edge of the cover plate and securing holes to allow easy positioning...
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5120206 |
Gear metering pump for compounded elastomeric material
A gear metering pump for delivering precise amounts of a compounded elastomeric material into a die. The gear pump has a housing formed with a hollow interior chamber containing a pair of rotating...
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4898523 |
Gear pump with ring-type shaft retainer
A gear pump in which a drive shaft is telescoped into a bore in a spur gear and is held against rotation relative to the gear by means of a key fitting into keyways formed in the shaft and in the...
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4846641 |
Readily-removable floating bushing pump construction
A rotary pump has a block with inlet and outlet ducts and ports. A pump housing forming a pump cavity and accommodating working means of the pump, e.g., gears, is located on one side of the pump...
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4838772 |
Cartridge rotary vane pump
A rotary vane vacuum pump includes a drive unit, such as an electric motor, and a pump unit, preferably constructed as a cartridge pump unit. The drive unit may take any suitable form, but the...
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4787826 |
Pump, particularly for highly viscous materials
A pump, particularly, for pasteous masses, includes a rotatable outer wheel provided with a plurality of inner teeth, a pinion rotatable inside the outer wheel eccentrically thereto and having a...
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4631012 |
Pneumatic tools
The tool housing-air motor assembly includes an air motor that is of modular design, that is, it is constructed so that the motor rotor is journaled in the cylinder by the end plates, which retain...
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4631008 |
Peristaltic pump housing
A housing for a peristaltic pump including a housing body, a roller assembly, a flexible feeder tube, and a cover, the improvement comprising a cylindrical tongue on the housing and a mating groove...
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4621994 |
Lobe rotor pumps
A lobe rotor pump including a casing (10) and two lobe rotors (16, 18) the rotors each having, coaxial with its axis of rotation, an axially extending cylindrical sleeve (20, 22) formed integrally...
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4431327 |
Fast self-adjusting assembling arrangement for shafts and rotary members
A self-adjusting assembling arrangement, where a shaft can be properly and quickly fitted within a cylindrical body member, which becomes resiliently supported on the shaft. The body member may...
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4178138 |
Cartridge for peristaltic pump
A cartridge for a peristaltic pump comprises two parts having a frusto-conical bore extending through the two parts and a dovetail section groove encircling the bore at the joint between the two...
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3901631 |
Pneumatic motor and housing assembly
A pneumatic motor and housing assembly in which novel means are provided for aligning the pneumatic motor within the housing, said aligning means also providing for the flow of air from one end of...
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3827834 |
SMALL DIAMETER CYLINDRICAL AIR MOTOR FOR DRIVING GRINDERS AND THE LIKE
The air motor has substantially the size of a standard fountain pen and includes an extruded outer cylindrical casing formed with a circular cross-section eccentric inner surface which has annular...
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3734652 |
PNEUMATICALLY POWERED DEVICE
A pneumatically powered device for rotating, at a relatively high speed, a tool of the type used by a surgeon for performing an operation. A self-contained air motor is removably disposed within an...
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3712765 |
FLUID HANDLING APPARATUS
A rubber impeller pump including an annular seal. The seal is fixed to a drive cup so that the pump may be entirely dismantled for replacement or repair without disturbing or damaging the seal.
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3610781 |
WINDSHIELD WIPER MOTOR AND PUMP ASSEMBLY
A pump for spraying water on a windshield, has a pump casing which can be snapped on the casing of a motor driving the windshield wipers. A clutch connects the pump shaft with the motor shaft when...
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3666383 |
POSITIVE DISPLACEMENT,GEAR TYPE PUMP
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3473478 |
VANE PUMP WITH ANNULAR ELASTOMERIC VANE-PROJECTING SPRINGS
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3467019 |
ROTARY POSITIVE DISPLACEMENT PUMPING APPARATUS
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3307488 |
Positive displacement rotary pumps
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3291059 |
Rotary pumps
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3240157 |
Rotary pumps
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3240154 |
Rotary pumps
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3198120 |
Multiple positive displacement pump
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3191545 |
Aseptic joint seal
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3164098 |
Pump
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3150593 |
Metering pump
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3041979 |
Pump with releasable end cover
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3038414 |
Pump
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3029740 |
Rotary pumps
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3011684 |
Liquid dispensing machine
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2927537 |
Magnetically actuated pump
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2909124 |
Rotary pump
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2903971 |
Pumps
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2882828 |
Pumps having rotors and swinging arms
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2796030 |
Rotary pump for handling viscous materials
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2788747 |
Magnetic pump
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2782723 |
Shaft seal for pumps
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