Portable circular saw having dust collecting function

• Main Authors: TAKASHI MORI, SEIJI AKIBA
• Format: Patent
• Language: English
• Published: 02.02.2005
• Edition: 7
• Subjects: ACCESSORY MACHINES OR APPARATUS; BROACHING; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOTDIRECTED TO A PARTICULAR RESULT; COMPONENTS OR ACCESSORIES THEREFOR; DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g.ARRANGEMENTS FOR COPYING OR CONTROLLING; FILING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOTOTHERWISE PROVIDED FOR; MACHINE TOOLS; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OFPARTICULAR DETAILS OR COMPONENTS; METAL-WORKING NOT OTHERWISE PROVIDED FOR; NAILING OR STAPLING MACHINES IN GENERAL; PERFORMING OPERATIONS; PLANING; SAFETY DEVICES, e.g. THOSE FOR SAWS; SAWING; SAWS FOR WOOD OR SIMILAR MATERIAL; SCRAPING; SHEARING; SLOTTING; TRANSPORTING; WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL

A portable circular saw has a main body (8) accommodating a motor therein, a sawing blade (4) rotated by the motor, a dust casing (3) covering the upper part of sawing blade (4), and a base (9) mounting main body (8). A plurality of partition plates (12a-12e) and a step-up portion (13) are arranged in a hollow space of dust casing (3). These plates (12a) to (12e) and step-up portion (13) have a surface perpendicular to a plane of sawing blade (4). A side wall (17) of dust casing (3) is recessed inward. Base (9) is an aluminum casting product. A link portion (11), provided on base (9), is rotatable about a pivot (18) so as to allow an angular adjustment between base (9) and sawing blade (4).