Saw blade adjustment structure for table saw

• US 20100132527A1
• Filed: 01/22/2009
• Published: 06/03/2010
• Est. Priority Date: 12/02/2008
• Status: Abandoned Application

• Current Assignee: DurQ Machinery Corp.
• Original Assignee: DurQ Machinery Corp.
• Inventors: Liu, Chia-Sheng, Tsai, Chieh-Yuan
• Application Number:
  US12/320,230
• Publication Number:
  US 20100132527A1
• Time in Patent Office: Days
• US Class Current: 83/477.100
• CPC Class Codes: B23D 45/068 the saw blade being adjustable according to depth or angle of cut B23D45/061, B23D45/065 take precedence
• CPC Class Codes: Y10T 83/7726 By movement of the tool

Abstract

A saw blade adjustment structure for table comprises a support rod inserted through a respective arched sliding slot on a front support panel and a rear support panel, a handle pivoted to the front end of the support rod and biasable between a holding down position and a release position, and an adjustment member set between the front support panel and the handle and having an oblong hole coupled to the support rod such that the adjustment member is movable between an initial position and a push-out position subject to movement of the handle between the holding down position and the release position.

Claims

1. A saw blade adjustment structure, comprising:

a holder base, said holder base comprising a front support panel and a rear support panel, said front support panel comprising an arched sliding slot, said rear support panel comprising an arched support slot;

a support rod, said support rod comprising a front end inserted through the arched sliding slot of said front support panel, and a rear end inserted through the arched sliding rod of said rear support panel;

a handle pivoted to the front end of said support rod and biasable between a holding down position and a release position; and

an adjustment member set between said front support panel of said holder base and said handle, said adjustment member having an oblong hole through which said support rod passes such that said adjustment member is movable between an initial position and a push-out position subject to movement of said handle between said holding down position and said release position.

2. The saw blade adjustment structure as claimed in claim 1, wherein said handle comprises a first protruding block, a second protruding block spaced from said first protruding block at a predetermined distance, a grip connected with said first protruding block and said second protruding block, an eccentric hole cut through at least one of said first protruding block and said second protruding block;

said support rod comprises a transverse through hole cut through the front end thereof and kept in axial alignment with said eccentric hole and connected to said first protruding block and said second protruding block by a pin that is inserted into said eccentric hole and said transverse through hole.

3. The saw blade adjustment structure as claimed in claim 2, wherein said first protruding block and said second protruding block each have smoothly outwardly curved front edge;

said adjustment member comprises a concave surface matching the smoothly outwardly curved front edges of said first protruding block and said second protruding block.

4. The saw blade adjustment structure as claimed in claim 2, wherein said transverse through hole of said support rod is a screw hole;

said pin comprises a threaded shank threaded into said screw hole.

5. The saw blade adjustment structure as claimed in claim 1, wherein the rear end of said support rod comprises an outer thread screwed up with a nut.