Nut construction

• US 3,273,441 A
• Filed: 01/19/1962
• Issued: 09/20/1966
• Est. Priority Date: 01/19/1962
• Status: Expired due to Term

• Current Assignee: Donald L. Biesecker
• Original Assignee: Donald L. Biesecker
• Inventors: Biesecker, Donald L.
• Application Number:
  US04/167,348
• Time in Patent Office: 1,705 Days
• US Class Current: 411/429
• CPC Class Codes: F16B 5/128 a strip with a C-or U-shaped cross section being fastened to a plate such that the fastening means remain invisible, e.g. the fastening being completely enclosed by the strip
• CPC Class Codes: Y10T 24/302 and laterally extending biasing appendage

Claims

1. A MOLDED PLASTIC ARTICLE FOR SEALING ATTACHMENT TO A THREADED FASTENER AND A WORK PANEL COMPRISING AN ELONGATED MEMBER HAVING A CLOSED END AND A CENTRALLY LOCATED CHAMBER OF PREDETERMINED DIAMETER OPENING TO THE OPPOSITE END, SAID ELONGATED MEMBER HAVING OUTER SIDE WALLS FORMED WITH WRENCH ENGAGEABLE FLATS, SAID OPPOSITE END BEING CHARACTERIZED AS HAVING AN AXIALLY EXTENDING LIP OF RELATIVELY THIN DEFORMABLE CROSS SECTION AND OF A DIAMETER GREATER THAN SAID PREDETERMINED DIAMETER, SAID OPPOSITE END FURTHER HAVING A DIAMETRICAL SURFACE WITH A PLURALITY OF CURVILINEAR AXIALLY EXTENDING VANES OF RELATIVELY THIN DEFORMABLE CROSS SECTION EXTENDING IN THE DIAMETRICAL PLANE FROM THE VICINITY OF SAID RECESS TO THE VICINITY OF THE PERIPHERY OF SAID DIAMETRICAL SURFACE, SAID VANES UPON ROTATION OF ARTICLE ABOUT ITS AXIS BEING OF A CURVATURE ADAPTED TO MOVE FLUID MATERIAL IN A GENERALLY RADIAL DIRECTION.