Vertically rotatable gate

Details Vertically rotatable gate Vertically rotatable gate

1988-09-07

1989-11-21

Kannan, Philip C.

Movable or removable closures

With means mounting closure for swinging

Transverse pivot; e.g., single pivoted corner

E05D 700

Patent

active

048813451

ABSTRACT:
A vertically rotatable gate which incorporates a torsion beam strengthened by bracing stringers to form a compact, rigid foundation structure along the bottom of the gate for resisting torsional and transverse forces acting on the gate. Further, a separate carriage assembly may be used to mount gates of different sizes to a gate axle.

REFERENCES:
patent: 560124 (1896-05-01), Emrick
patent: 612514 (1898-10-01), Bruner
patent: 622735 (1899-04-01), Vernon
patent: 1563266 (1925-11-01), Durham
patent: 1611367 (1926-12-01), Pickett
patent: 4535534 (1891-06-01), Barker

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