Power tool having improved visibility of the cutting area

• US 20080229589A1
• Filed: 03/23/2007
• Published: 09/25/2008
• Est. Priority Date: 03/23/2007
• Status: Abandoned Application

• Current Assignee: Black & Decker Incorporated (Stanley Black & Decker, Inc.)
• Original Assignee: Black & Decker Incorporated (Stanley Black & Decker, Inc.)
• Inventors: Bone, Danny
• Application Number:
  US11/728,275
• Publication Number:
  US 20080229589A1
• Time in Patent Office: Days
• US Class Current: 30/392
• CPC Class Codes: B23D 51/00 Sawing machines or sawing devices working with straight blades, characterised only by constructional features of particular parts constructional features of these parts per se B23Q; details or components, e.g. casings, bodies, of portable power-driven tools not particularly related to the operation performed B25F5/00; Carrying or attaching means for tools, covered by this subclass, which are connected to a carrier at both ends
• CPC Class Codes: B23D 59/00 Accessories specially designed for sawing machines or sawing devices lubricating or cooling machine tools in general B23Q11/12
• CPC Class Codes: B25H 1/0092 by optical means

Abstract

An electrically powered hand operated cutting tool comprising a housing for accommodating a motor having an output shaft coupled to a gearbox, said gearbox being arranged to convert rotary output motion of the motor into reciprocating motion of a shaft, said shaft having a clamp disposed at one end for clamping a saw blade thereto, and a footplate for engaging with a work-piece during use, said footplate comprising an opening through which a blade disposed in the clamp can pass, wherein the tool further comprises a camera and display screen, during use, said camera being arranged to take real-time images of a blade engaging with a work-piece, and wherein the display screen displays the real-time images, said display screen being disposed on the housing so as to be visible to an operator.

Claims

1. A powered hand operated tool comprising:

a housing;

a motor disposed within said housing;

a working instrument connected to said motor; and

,

a camera connected to a display screen, said camera being oriented to see said working instrument engage a work-piece, and wherein display screen is disposed on the housing so as to be visible to an operator.

2. The tool of claim 1 further comprising an illumination device positioned to illuminate said working instrument engaging said work-piece.

3. The tool of claim 2, wherein the illumination device transmits light in the near infrared region of the electromagnetic spectrum, and wherein the camera is arranged to detect light in the near infrared region.

4. The tool of claim 1, wherein the display screen is disposed on the housing near a manual gripping portion of the housing.

5. The tool of claim 4, wherein the display is hingedly disposed on the housing.

6. The tool of claim 1, wherein the display is moveable between a stowed position and a displaying position.

7. The tool of claim 6, wherein the display is flush with a portion of the housing when in the stowed position.

8. The tool of claim 1, wherein a line is displayed on the display which corresponds to a travel direction of said working instrument.