Openable and obliquely rotatable umbrella

Details Openable and obliquely rotatable umbrella Openable and obliquely rotatable umbrella

2005-02-15

2005-02-15

King, Anita (Department: 3632)

Tent, canopy, umbrella, or cane

Umbrella

Mechanically operated

C135S022000, C135S024000, C135S025100

Reexamination Certificate

active

06854474

ABSTRACT:
An openable and obliquely rotatable umbrella comprises a rod body having an upper shaft and a lower shaft; an upper cell set firmly secured to the upper shaft; a lower cell set installed to the upper shaft and the lower shaft; two pulleys installed on the upper shaft; a rotatable tilting means installed between the upper shaft and the lower shaft; a spring installed at a lower end of the interior of the lower shaft; a pull line having a lower end connected to the spring; and an upper end thereof winding through the lower pulley and then being connected to the lower cell set; and a control switch installed to a distal end of an umbrella rib; and a button controlling two pull lines. By the movement of the button of the control switch, the orientations of the umbrella in expanding and folding operation are adjustable.

REFERENCES:
patent: 3643673 (1972-02-01), Weber
patent: 4878509 (1989-11-01), Tung
patent: 6145522 (2000-11-01), Ko
patent: 6360759 (2002-03-01), Lin et al.
patent: 20020153032 (2002-10-01), Lin et al.
patent: 20030000558 (2003-01-01), Chou
patent: 20040099298 (2004-05-01), Yen et al.
patent: 406169807 (1994-06-01), None

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