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BALL-BEARING RETAINERS

  • US 3,832,023 A
  • Filed: 02/07/1973
  • Issued: 08/27/1974
  • Est. Priority Date: 02/07/1973
  • Status: Expired due to Term
First Claim
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1. In an anti-friction ball-bearing system for facilitating the coaxial relative rotation of one member having at least an external cylindrical surface with respect to another member having at least an internal cylindrical surface, the combination of a generAlly cylindrical retainer disposed between and facing said internal and said external cylindrical surfaces rotatable relative thereto, a plurality of balls held in symmetrical array by said retainer between said cylindrical surfaces, said balls being of a predetermined diameter, and three lands formed upon and extending radially from points on said retainer between certain of said balls toward one of said cylindrical surfaces, the thickness of said retainer at said points at which said lands are formed being less than said predetermined diameter and spaced from said cylindrical surface.

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