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Battery changer on a mobile machine

  • US 5,275,525 A
  • Filed: 01/21/1992
  • Issued: 01/04/1994
  • Est. Priority Date: 01/21/1992
  • Status: Expired due to Term
First Claim
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1. A mobile battery changer comprising,a mobile frame including means for propelling said frame on ground and having a front end portion and a rearward end portion,a battery lift unit,mounting means for pivotally connecting said battery lift unit to said frame rearward end portion,actuation means extending between said battery lift unit and said frame rearward end portion for pivoting said battery lift unit on said mobile frame between a first position for engaging a battery holder having peripheral surfaces and positioned on the ground and a second position for raising the battery holder to a preselected elevation above the ground,said battery lift unit having a pair of lifting arms extending in spaced parallel relation from said mobile frame rearward end portion to form an opening for receiving the battery holder;

  • said lifting arms each including an upper surface positioned horizontally when said lift unit is in said second position and a recessed portion positioned below said upper surfaces for supporting the battery holder on said lift unit,guide means on said upper surface for receiving the weight of the battery holder to direct the battery holder to a stabilized position on said battery holder, andsaid guide means including an inclined load bearing surface extending from said lifting arm upper surface downwardly to said recessed portion to initially receive the battery holder upon upward movement of said battery lift unit and guide the battery holder upon upward pivotal movement of said battery lift unit downwardly to a position firmly engaged on said lift unit to support the battery holder as the battery holder is raised from said first position to said second position for transport of the battery holder.

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