Trim pad mounting fastener

• US 3,249,973 A
• Filed: 12/16/1963
• Issued: 05/10/1966
• Est. Priority Date: 12/21/1962
• Status: Expired due to Term

• Current Assignee: Alexander Seckerson Clifford
• Original Assignee: Alexander Seckerson Clifford
• Inventors: ALEXANDER SECKERSON CLIFFORD
• Application Number:
  US04/331,022
• Time in Patent Office: 876 Days
• US Class Current: 411/509
• CPC Class Codes: B60R 13/0206 Arrangements of fasteners and clips specially adapted for attaching inner vehicle liners or mouldings devices for fastening or securing F16B
• CPC Class Codes: F16B 21/09 Releasable fastening devices with a stud engaging a keyhole slot
• CPC Class Codes: F16B 5/0642 the plates being arranged one on top of the other and in full close contact with each other
• CPC Class Codes: F16B 5/065 the plates being one on top of the other and distanced from each other, e.g. by using protrusions to keep contact and distance
• CPC Class Codes: F16B 5/0657 at least one of the plates providing a raised structure, e.g. of the doghouse type, for connection with the clamps or clips of the other plate
• CPC Class Codes: Y10T 24/309 Plastic type

Claims

1. THE COMBINATION INCLUDING A PANEL FORMED WITH A KEYHOLE-SHAPED SLOT, SAID SLOT INCLUDING A RELATIVELY LARGE FIRST CIRCULAR OPENING, A SOMEWHAT SMALLER SECOND CIRCULAR OPENING, AND A NARROW NECK CONNECTING FIRST AND SECOND OPENINGS, SAID SLOT BEING ACCESSIBLE FROM ONE SIDE OF THE PANEL ONLY, SAID PANEL BEING SECURED TO AN APERTURED SUPPORT BY A RESILIENT FASTENER COMPRISING A HEAD AND A STEM IN SNAPPED ENGAGEMENT WITH THE APERTURED SUPPORT, THE HEAD OF THE FASTENER INCLUDING A RESILIENT ANNULAR SKIRT WHICH IS CONCAVELY DISHED TOWARD THE STEM AND HELD IN ENGAGEMENT WITH THE OUTER SURFACE OF THE APERTURED SUPPORT BY THE SNAP ACTION OF SAID RESILIENT FASTENER IN AN APERTURE IN SAID SUPPORT, AND A CIRCULAR RETAINING FLANGE OF SMALLER DIAMETER THAN THE CIRCUMFERENTIAL EDGE OF SAID SKIRT AND SPACED FROM THE SKIRT ALONG THE DIRECTION OF THE AXIS OF THE STEM, THE PORTION OF SAID HEAD BETWEEN SAID SKIRT AND SAID RETAINING FLANGE BEING NORMALLY SEATED IN THE SMALLER CIRCULAR OPENING IN SAID PANEL, SO THAT SAID RETAINING FLANGE OVERLIES ONE SURFAE OF SAID PANEL AT SAID SMALLER CIRCULAR OPENING AND THE SKIRT ABUTS THE OPPOSITE SURFACE OF SAID PANEL AT SAID SMALLER CIRCULAR OPENING, SAID PORTION OF SAID HEAD BETWEEN SAID FLANGE AND SAID SKIRT BEING OF GREATER DIAMETER THAN THE WIDTH OF THE NECK CONNECTING SAID OPENINGS IN SAID PANEL TO RESIST MOVEMENT OF SAID FASTENER INTO SAID LARGE OPENING, SAID NECK AND SAID PORTION OF SAID HEAD BETWEEN SAID FLANGE AND SAID SKIRT BEING CONSTRUCTED SO THAT ONE YIELDS WITH RESPECT TO THE OTHER TO PERMIT SAID MOVEMENT, AND SAID HEAD PORTION BEING OF SMALLER DIAMETER THAN THE SMALLER OF SAID OPENINGS TO PERMIT A LIMITED AMOUNT OF PLAY OF SAID HEAD WITHIN SAID SMALLER CIRCULAR OPENING TO COMPENSATE FOR REASONABLE MANUFACTURING ERROR IN THE PLACEMENT OF THE APERTURE IN THE SUPPORT.