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Agitator assembly for use in blender appliance

  • US 4,462,694 A
  • Filed: 08/23/1983
  • Issued: 07/31/1984
  • Est. Priority Date: 08/23/1983
  • Status: Expired due to Term
First Claim
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1. An agitator assembly for use in a blender vessel having a detachable closure for a bottom opening comprising a diaphragm assembly being flexible to conform to a bottom opening in a blender jar, said diaphragm assembly having a central flange within which two axially aligned and spaced bearings are mounted, a two-piece shaft assembly supported for rotation by said bearings, said shaft assembly including a cylindrical socket and a shaft, said socket having a passageway extending axially therethrough, said passageway having an enlarged diameter portion extending from one end to a plane adjacent the other end where it connects with a reduced diameter portion which extends through to the other end, said socket being journaled in one of said bearings, said shaft being elongated with a central portion journaled in the other of said bearings, an enlarged noncircular portion at one end of said shaft being sized to slide axially into said enlarged diameter portion of said passageway and engage the walls thereof to lock said socket and said shaft against relative rotation, a blade assembly, said shaft having an end remote from said enlarged portion to which said blade assembly is secured adjacent the upper end of said other bearing, said socket and said blade assembly retaining said shaft assembly in assembled relation to said diaphragm assembly.

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