ApplicationNo. 06/425057 filed on 09/27/1982
US Classes:411/30, Formed on expansible sleeve411/346, Channel shaped securing means411/61Folded blank type
ExaminersPrimary: Holko, Thomas J.
Attorney, Agent or Firm
International ClassesF16B 13/00 (20060101)
F16B 13/12 (20060101)
AbstractA fastener useful for securing articles on a hollow wall, made of a thin sheet of metal, shaped as to provide two spreadable pointed thin blades for easy insertion into a wall where after the blades are spread apart by the insertion of a screw to form an anchor resisting withdrawal.
Field of SearchFolded blank type
With hole forming means
Formed on expansible sleeve
Securing means pivotable about axis transverse to fastener axis, e.g., toggle bolt, etc.
And biasing spring
Spring engaging securing means
Spring at opposite end from securing means
And discrete manual actuating means
And pivoted retention means
Channel shaped securing means