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Universal toothbrush head

  • US 3,369,265 A
  • Filed: 07/07/1966
  • Issued: 02/20/1968
  • Est. Priority Date: 07/07/1966
  • Status: Expired due to Term
First Claim
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1. FOR POWER TOOTHBRUSHES A REMOVABLE BRUSH HEAD HAVING A SOCKET FOR COUPLING TO A PREDETERMINED MODEL OF POWER UNIT, SAID SOCKET INCLUDING MEANS FOR RELEASABLY INTERENGAGING THE DRIVE OF SAID POWER UNIT, SAID BRUSH HEAD INCLUDING AT LEAST ONE SLOT OPENING INTO SAID SOCKET AT THE COUPLING END OF THE BRUSH HEAD, AT LEAST ONE ADAPTER OF MOLDED SYNTHETIC PLASTIC MATERIAL INCLUDING MEANS EXTENDING FROM THE SURFACE THEREOF FOR LOCKING THE ADAPTER IN PLACE IN SAID SOCKET, SAID ADAPTER HAVING AN INTERNAL CAVITY THEREIN FOR RELEASABLY LATCHING ONTO THE SHAFT OF AT LEAST ONE OTHER POWER UNIT, SAID ADPATER HAVING AT LEAST ONE SLOT DISPOSED TO REGISTER WITH THE SLOT AT THE COUPLING END OF THE BRUSH HEAD.

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