Vehicle for cleaning

• US 20070157421A1
• Filed: 01/09/2006
• Published: 07/12/2007
• Est. Priority Date: 01/09/2006
• Status: Active Grant

• Current Assignee: Sumco Corporation
• Original Assignee: Sumco Corporation
• Inventors: Aoki, Toshihiko, Imao, Shunichi, Kosugi, Akihiko, IIzuka, Yukio
• Granted Patent: US 7,610,650 B2
• Time in Patent Office: Days
• US Class Current: 15/340.100
• CPC Class Codes: E01H 8/125 Pneumatically or hydraulically loosening, removing or dislodging undesirable matter, e.g. removing by blowing, suction or flushing flushing devices incorporated in tramay tracks E01B21/02; Loosening or removing by means of heat built-in heating, blowing or liquid applying devices for switches E01B7/24

Abstract

A cleaning vehicle provided with driving wheels for traveling on a rail having a trench-shaped driving space provided on the floor for cleaning the rail, wherein a vehicle body is provided with an air drawer formed by providing a filter to an air outlet hole, a tip end portion of a drawing hose connected to the air drawer is provided with an air drawing member having an opening on the bottom of the rail, an air outlet is formed on the wall of a box-shaped body covering the entire air drawer, and an air cleaning unit is provided to the air outlet.

Claims

1. A cleaning vehicle for cleaning a guide member having a trench-shaped driving space provided on the floor, comprising:

a vehicle body;

wheels provided to said vehicle body, for traveling in said guide member;

an air drawer provided to said vehicle body and provided with a dust removal member at its air exhausting portion;

an air drawing member provided at a tip end portion of an air drawing tube connected to said air drawer and having an opening on the bottom of said guide member;

a box-shaped body covering the entire air drawer and having an air outlet formed on the wall; and

an air cleaning unit provided at said air outlet of said box-shaped body.

2. The cleaning vehicle as set forth in claim 1, wherein the opening of said air drawing member has a rectangular section being long in the width direction of the guide member when cut horizontally, and the axial section has a trapezoidal shape, by which the front and rear walls become apart at the lower part.

3. The cleaning vehicle as set forth in claim 1, wherein the front and rear rim portions of the opening of said air drawing member are provided with a brush member for preventing dusts accumulated on the bottom of the guide member from moving to outside of the opening.

4. The cleaning vehicle as set forth in claim 2, wherein the front and rear rim portions of the opening of said air drawing member are provided with a brush member for preventing dusts accumulated on the bottom of the guide member from moving to outside of the opening.