POWER TOOL AND POWER TOOL ACCESSORY MEMBER

• US 20140251650A1
• Filed: 03/11/2013
• Published: 09/11/2014
• Est. Priority Date: 03/11/2013
• Status: Abandoned Application

• Current Assignee: Makita Corporation
• Original Assignee: Makita Corporation
• Inventors: KONDO, Tomoyuki
• Application Number:
  US13/793,306
• Publication Number:
  US 20140251650A1
• Time in Patent Office: Days
• US Class Current: 173/171
• CPC Class Codes: B25F 5/02 Construction of casings, bodies or handles B25F5/006, B25F5/008 take precedence
• CPC Class Codes: B25F 5/026 in the form of an auxiliary handle B25F5/024 takes precedence

Abstract

A power tool includes a motor unit, a main body portion, a grip portion and a female thread part. The main body portion accommodates the motor unit therein. The grip portion extends from the main body portion. The female thread part is retained to the main body portion. The female thread part includes a female thread configured and arranged to engage with a male thread of a male thread part of a power tool accessory member.

Claims

1. A power tool comprising:

a motor unit;

a main body portion accommodating the motor unit therein;

a grip portion extending from the main body portion; and

a female thread part retained to the main body portion, the female thread part including a female thread configured and arranged to engage with a male thread of a male thread part of a power tool accessory member.

2. The power tool according to claim 1, further comprising

the power tool accessory member including the male thread part engaging with the female thread part.

3. The power tool according to claim 2, wherein

the power tool accessory member is an auxiliary handle member including an auxiliary grip portion.

4. The power tool according to claim 3, wherein

the auxiliary handle member includes a bracket fixedly coupled to the main body portion by engagement between the male thread part and the female thread part, and

the auxiliary grip portion is fixedly coupled to the bracket.

5. The power tool according to claim 1, wherein

the female thread part includes a generally tubular body with the female thread formed on an inner circumferential surface thereof.

6. The power tool according to claim 5, wherein

the female thread part is arranged inside the main body portion so that a center axis of the generally tubular body extends in a direction substantially perpendicular to a longitudinal axis of the main body portion.

7. The power tool according to claim 1, wherein

the main body part defines a pair of access openings respectively formed on each side of the outer surface of the main body portion, and

the female thread part is disposed between the access openings.

8. The power tool according to claim 7, wherein

the female thread part includes a generally tubular body with the female thread formed on an inner circumferential surface thereof, and both axial ends of the tubular body of the female thread part are open so that the female thread is accessible through both of the access openings.

9. The power tool according to claim 5, wherein

the tubular body of the female thread part has a generally polygonal cross-sectional outer contour as taken along a plane perpendicular to a center axis of the tubular body.

10. The power tool according to claim 1, wherein

the female thread part is press fitted in the main body portion.

11. The power tool according to claim 1, wherein

the main body portion includes a first side body section and a second side body section, and

the female thread part is in contact with at least the second side body section.

12. The power tool according to claim 11, wherein

the female thread part is in contact with only the second side body section.

13. The power tool according to claim 11, wherein

the female thread part is in contact with both of the first side body section and the second side body section.

14. The power tool according to claim 13, wherein

the female thread part is press fitted in the first side body section and the second side body section.

15. The power tool according to claim 1, further comprising

a gear case disposed inside the main body portion,

the female thread part being retained in the gear case.