Range hood

• US 6,470,880 B1
• Filed: 03/08/2002
• Issued: 10/29/2002
• Est. Priority Date: 03/08/2002
• Status: Expired due to Fees

• Current Assignee: Enlight Corporation
• Original Assignee: Enlight Corporation
• Inventors: Chang, Hsin-Chung
• Primary Examiner(s): Yeung, James C.
• Application Number:
  US10/092,614
• Time in Patent Office: 235 Days
• Field of Search: 126/299.R, 126/299.D, 126/299.F, 126/300-303, 126/21.R, 55D/IG.36, 454/67
• US Class Current: 126/299.00D
• CPC Class Codes: F24C 15/20 Removing cooking fumes parts, details or accessories of cooking-vessels for withdrawing or condensing cooking vapours from such vessels A47J36/38

Abstract

A range hood is constructed to include a body formed of a bottom panel, a locating plate supported on the bottom panel, a top panel mounted on the locating plate, a front control panel and a rear panel respectively fastened to the top and bottom panels at the front and rear sides, and two wind guides adjustably fastened to the locating plate and protruded over two sides of the bottom panel for guiding escaped waste gas into the inside of the body, a wind box mounted in the body to hold a fan for drawing waste gas into the body through a main suction hole in the bottom panel and suction holes in side flanges of the bottom panel, and an exhaust pipe sleeved onto the wind box and extended out of the body for guiding out waste gas from the wind box and the body.

Claims

1. A range hood comprising:

a body, said body comprising a bottom panel, said bottom panel having two mounting flanges upwardly curved from two opposite lateral sides thereof and a main suction hole disposed on the middle and a plurality of suction holes disposed in said mounting flanges, a locating plate fixedly supported on the mounting flanges of said bottom panel, said locating plate having a plurality of mounting holes in four corners thereof, a rubber packing strip sealed in between said bottom panel and said locating plate, a top panel fixedly fastened to said locating plate at a top side, said top panel comprising a plurality of mounting holes disposed in four corners thereof and respectively fastened to the mounting holes of said locating plate and a plurality of bottom flanges protruded from a bottom sidewall thereof at front and rear sides and disposed in contact with a top sidewall of said locating plate, two wing guides bilaterally connected between said locating plate and said top panel and protruding over the mounting flanges of said bottom panel for guiding waste gas into the suction holes of said bottom panel, said wind guides each having transverse rows of through holes and a plurality of hollow pins respectively mounted in the trough holes and selectively connected between the mounting holes of said top panel and the mounting holes of said locating plate by screws, a rear panel fixedly fastened to said bottom panel and said top panel at a rear side, a front control panel fixedly fastened to said bottom panel and said top panel at a front side, a plurality of lamps installed in said bottom panel near said front control panel, and a wire gauge filter in the main suction hole of said bottom panel;

a fan mounted in said body and adapted to draw waste gas into the main suction hole of said bottom panel and the suction holes of said bottom panel

a wind box holding said fan in said body, said wind box having a top open side covered with a cover plate and sealed with a gasket ring, a bottom side fixedly fastened to said locating plate for guiding in waste gas through the main suction hole of said bottom panel, a positioning frame welded to a rear open side thereof, said positioning frame having a plurality of hook holes, and a mounting plate adapted for securing said positioning frame to the wall, said mounting plate having a plurality of hooks for hooking in the hook holes of said positioning frame; and

an exhaust pipe sleeved onto said wind box and fixedly secured thereto for guiding waste gas out of said body and said wind box, said exhaust pipe having a part extended out of the top panel of said body.