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Toy vehicle

  • US 4,541,815 A
  • Filed: 01/09/1984
  • Issued: 09/17/1985
  • Est. Priority Date: 01/11/1983
  • Status: Expired due to Term
First Claim
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1. A toy vehicle having a gear box including a housing containing a spring, means responsive to backward motion of said vehicle for operation said gear box to store energy in said spring during a first mode of operation, means responsive to a selection of a second mode of operation for releasing the energy stored in said spring through said gear box for driving said vehicle in a forward direction, said gear box winding said spring responsive to a rotation of gears in a first direction when operating said first mode and for rotating said gears in a second direction when operating in said second mode, said invention being characterized by a toggle linkage means comprising said housing of said gear box having one end pivotally attached to said toy vehicle at one point and a trigger lever arm having one end pivotally attached to said toy vehicle at a point which is remote from the one point, a second end of said gear box housing engaging another end of said trigger lever arm to form an over center toggle linkage means, the relative lengths of said gear box housing and said trigger lever arm being such that said toggle linkage moves back and forth between two over-center positions, said spring urging said toggle linkage to one of said two over-center positions when operating in said first mode and a manual selection means moving said toggle linkage to the other of said two over-center positions for operating in said second mode.

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