Browse our patent library of double diaphragm pump and related items invented by MSP’s founder, Douglas D. Myers.
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High-Volume Diaphragm With Geometrically Enhanced Reinforcement Patent
This invention is a high-volume large diaphragm which provides a pair of support sections specially configured to withstand the stresses implemented by an eccentrically actuated pushrod diaphragm pump.
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Vibration Attenuating Engine Mounting Apparatus Patent
This unique and novel invention is related to supporting an engine on a high-volume double diaphragm pump such that the engine mounting apparatus may be integrally attached directly to the fuel tank of the high-volume double diaphragm pump.
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Cover for Eccentric Pushrod Patent
This invention is an eccentric pushrod cover device for high-volume double diaphragm pumps which provides protection of the operator from the pushrod during the operation of the pump.
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High-Volume Diaphragm Securement Apparatus Patent
This unique and novel exemplary embodiment of a high-volume diaphragm securement apparatus is related to a device for securing high-volume diaphragms that vary in size above the pressure chamber of a high-volume double diaphragm pump.
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Mobile Double Diaphragm Pump Patent
MSP founder Douglas D. Myers invented this ornamental design for a mobile double diaphragm pump.
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High-Volume Diaphragm With Anti-rolling Reinforcement Patent
A reinforced high-volume elastomeric pump diaphragm features several concentric circumferential reinforcing ribs (areas of increased thickness) integrally formed in the angled wall.
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Pushrod Top Plate Patent
MSP founder Douglas D. Myers invented this ornamental design for a pushrod top plate.
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High Volume Dual Diaphragm Pump With Vacuum Relief Patent
A double diaphragm pump for moving large volumes of water that may be laden with debris includes a pair of fourteen-inch diameter elastomeric diaphragms, driven by reciprocating push rods pivotally coupled to opposed eccentrics.