Motor-driven screw driver

Description

FIG. 1 is a front elevational view of a motor-driven screw driver showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a top plan view thereof;

FIG. 4 is a bottom plan view thereof;

FIG. 5 is a left side elevational view thereof;

FIG. 6 is a right side elevational view thereof;

FIG. 7 is a sectional view thereof taken along the line 7--7 in FIG. 5;

FIG. 8 is a sectional view thereof taken along the line 8--8 in FIG. 1.

Claims

The ornamental design for a motor-driven screw driver, as shown and described.

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Inventors:	Yonesawa; Kazuyoshi (Kadoma, JP), Iwai; Yonosuke (Kadoma, JP)
Assignee:	Matsushita Electric Works (JP)
Appl. No.:	06/885,871
Filed:	May 19, 1986

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Foreign Application Priority Data

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Dec 12, 1985 [JP]			60-51807

Current U.S. Class:	D8/68; D8/61
Field of Search:	;D8/61-70 ;81/57.11,57.13,57.14 ;310/50 ;173/170 ;51/17R,17PT

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References Cited [Referenced By]

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U.S. Patent Documents

D238970	February 1976	Baum
2618399	November 1952	Stratman et al.
4448098	May 1984	Totsu

Other References

D I. Y. Retailing Aug. 1988, p. 129 Wen's Cordless Driver Model 228..

Primary Examiner: Dunkins; Bruce W.
Assistant Examiner: Heflin; Clare E.
Attorney, Agent or Firm: Leydig, Voit & Mayer