US2025172137A1PendingUtilityA1

Pump motor handle

Assignee: GRACO MINNESOTA INCPriority: Feb 28, 2022Filed: Feb 3, 2023Published: May 29, 2025
Est. expiryFeb 28, 2042(~15.6 yrs left)· nominal 20-yr term from priority
Inventors:Derek R. Shaw
F04B 53/22F04B 17/03F04B 53/16
49
PatentIndex Score
0
Cited by
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References
0
Claims

Abstract

A drive module for a fluid displacement pump includes an electric motor for generating an output that drives movement of a fluid displacer of the pump. A handle projects from an exterior of the drive module to provide a grasping location for a user to grasp and hold the drive module. An electrical cord is routed through the handle and is connected to the electric motor.

Claims

exact text as granted — not AI-modified
1 . A drive module for a pump system, the drive module configured to power movement of a fluid displacer to cause the fluid displacer to pump a fluid, the drive module comprising:
 an electric motor;   a handle mounted to a motor housing of the electric motor; and   a cord extending through a portion of the handle and into the motor housing, the cord electrically connected with the electric motor.   
     
     
         2 . The drive module of  claim 1 , wherein:
 the cord extends out of the handle through a first aperture and into the motor housing, the first aperture disposed within the motor housing; and   the cord extends out of the handle through a second aperture and to a location outside of the motor housing.   
     
     
         3 . The drive module of  claim 2 , wherein a portion of the cord extending through the first aperture is disposed orthogonal to a portion of the cord extending through the second aperture. 
     
     
         4 . The drive module of  claim 2 , wherein the first aperture is oriented normal to a plane extending along a rotational axis of the electric motor and the second aperture is oriented axially relative to the rotational axis of the electric motor. 
     
     
         5 . The drive module of  claim 2 , wherein the first aperture is oriented horizontally and the second aperture is oriented vertically. 
     
     
         6 . (canceled) 
     
     
         7 . The drive module  claim 1 , wherein the handle is oriented vertically. 
     
     
         8 . The drive module of  claim 1 , wherein the cord extends from the handle and into the motor housing at an interface between a top end of the handle and a top end of the electric motor, and wherein the handle interfaces with the electric motor at a first interface location between a top end of the handle and a top end of the electric motor and at a second interface location between a bottom end of the handle and a bottom end of the electric motor. 
     
     
         9 . (canceled) 
     
     
         10 . (canceled) 
     
     
         11 . The drive module of  claim 1 , wherein:
 the handle is mounted to the motor housing at a first bracket and a second bracket; and   at least one of the first bracket and the second bracket is mounted to the motor housing by at least one fastener.   
     
     
         12 . The drive module of  claim 11 , wherein the first bracket is formed by the motor housing and the second bracket is mounted to the motor housing by the at least one fastener. 
     
     
         13 . The drive module of  claim 11 , wherein the first bracket includes a projection configured to extend into a slot of the handle. 
     
     
         14 . The drive module of  claim 11 , wherein the first bracket is disposed at a top end of the handle and the second bracket is disposed at a bottom end of the handle. 
     
     
         15 . The drive module of  claim 1 , wherein a grip aperture is formed between the handle and the motor housing. 
     
     
         16 . The drive module of  claim 15 , wherein the grip aperture is fully surrounded by the handle and the motor housing. 
     
     
         17 . The drive module of  claim 1 , wherein the handle includes a first housing part and a second housing part that are assembled together and define a channel through which the cord extends. 
     
     
         18 . The drive module of  claim 17 , wherein the first housing part is secured to the second housing part by a plurality of clips. 
     
     
         19 . The drive module of  claim 18 , wherein a first clip of the plurality of clips engages the handle from an outer side of the handle oriented away from the motor housing, and wherein a second clip of the plurality of clips engages the handle from an inner side of the handle oriented towards the motor housing. 
     
     
         20 . The drive module of  claim 18 , wherein each clip of the plurality of clips extends only partially around the handle. 
     
     
         21 . A pump assembly comprising:
 a pump module having the fluid displacer and configured to be supported by a fluid tank; and   the drive module of  claim 1  removably mountable to the pump module.   
     
     
         22 . A drive module for a pump system, the drive module configured to power movement of a fluid displacer to cause the fluid displacer to pump a fluid, the drive module comprising:
 an electric motor;   a handle mounted to a motor housing of the electric motor, the handle including a first aperture, a second aperture, and a channel extending between the first aperture and the second aperture; and   a cord extending through the channel and into the motor housing through the first aperture, the cord projecting out of the handle through the second aperture, and the cord electrically connected with the electric motor.   
     
     
         23 .- 37 . (canceled) 
     
     
         38 . A drive module for a pump system, the drive module configured to power movement of a fluid displacer to cause the fluid displacer to pump a fluid, the drive module comprising:
 an electric motor including a motor housing and an electromagnetic portion formed by a stator and a rotor configured to rotate on a rotational axis, the electromagnetic portion disposed within the motor housing;   a handle mounted to the motor housing, the handle radially overlapping with at least a portion of the electromagnetic portion of the electric motor; and   a cord extending through a portion of the handle and into the motor housing, the cord electrically connected with the electric motor.   
     
     
         39 .- 57 . (canceled)

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