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US 4,300,747 AGranted
Flat shoe form tie bracket for use with concrete forms
OwnerArthur J. Browinventor
Life of this patent
Estimating the term…
Abstract
A snaptie shoe assembly having a wedge engaging slot at each end in combination with a pair of snap-on shoes, one for each end of the snaptie, which shoes have a slotted rib with the rib walls and the slot configuration engaging when the rib is interposed between the walls of a form and the slot of the snaptie to form a snug fit.
Claims4
A snaptie shoe assembly for use in holding walls of a concrete form together comprising:
- a snaptie formed of a flat strip of metal of rectangular cross-section having wedge engaging slots at each end thereof arranged on opposite edges of said strip at a common point along its edges,
- said snaptie comprising a pair of tabs formed from said strip to extend laterally thereof inwardly of said wedge engaging slots for bearing against the inside walls of vertically positioned panels of a wall of the form,
- the periphery of the edges of at least a part of said slots being conformed to engage and bear on the outer surface of a rib of a shoe, and
- a shoe for snugly fitting over said snaptie in the zone of said slots in wedging fashion,
- said shoe defining a rib having a narrow axial slot therein and presenting a region of high offset and a region of low offset,
- said shoe being provided with a flat base with one face engaging the outer surfaces of the panels of the wall of the form and with the rib thereof extending outwardly of its other flat surface,
- said rib being interposed between the walls of the form and said part of said slots of the snaptie with the outer surface of said rib around said slot snugly engaging said part of said slots.
4 more elements
Dependencies are inferred from the claim text.