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Mirror swing lock mechanism

  • US 5,028,029 A
  • Filed: 03/09/1990
  • Issued: 07/02/1991
  • Est. Priority Date: 03/09/1990
  • Status: Expired due to Fees
First Claim
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1. A mirror swing lock mechanism of the type including an arm (12) having a generally horizontal mirror supporting section (14) and a depending generally vertical section (18), a bracket assembly (30) for adjustably supporting said vertical arm portion to the exterior surface of a vehicle, the bracket assembly and the vertical arm section coacting to provide a mechanism for releasably retaining said arm in a plurality of positions about a generally vertical axis coaxial with the vertical arm section, the improvement in said mechanism comprising:

  • a) the vertical arm section (18) having a portion (40) of circular cross section in the outer surface of which first detent means (54,

         56) is formed;

    b) the bracket assembly including means (32,

         34) defining a generally cylindrical surface (36,

         38) adapted to receive and support the circular portion of the vertical arm section, the diameter of said arm portion (40) being larger than that of said cylindrical surface to provide an interference fit between said arm portion and said means; and

    c) second detent means (42,

         44) formed in said cylindrical surface and coacting with the first detent means to releasably retain said arm in a plurality of rotatable positions about said vertical axis.

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