Portable electric circular saw

Sakai , et al. May 21, 2

Patent Grant D457408

U.S. patent number D457,408 [Application Number D/134,257] was granted by the patent office on 2002-05-21 for portable electric circular saw. This patent grant is currently assigned to Hitachi Koki Co., Ltd.. Invention is credited to Kihachirou Matsumoto, Akira Onose, Masato Sakai.


United States Patent D457,408
Sakai ,   et al. May 21, 2002

Portable electric circular saw

Claims

The ornamental design for a portable electric circular saw, as shown and described.
Inventors: Sakai; Masato (Hitachinaka, JP), Matsumoto; Kihachirou (Hitachinaka, JP), Onose; Akira (Hitachinaka, JP)
Assignee: Hitachi Koki Co., Ltd. (Tokyo, JP)
Appl. No.: D/134,257
Filed: December 19, 2000

Foreign Application Priority Data

Jun 19, 2000 [JP] 2000-016480
Current U.S. Class: D8/66
Current International Class: 0803
Field of Search: ;D8/61-70 ;81/57.11,54,57.42 ;173/170,217,169,216,213,164 ;451/357-359,344 ;310/50 ;30/374,388-391,124

References Cited [Referenced By]

U.S. Patent Documents
2562396 July 1951 Schutz
D180181 April 1957 Ernest
D180815 August 1957 Bentley
2926709 March 1960 Kaley
3882598 May 1975 Earle et al.
D282346 January 1986 Pioch
D317110 May 1991 Arehart
5023999 June 1991 Looper et al.
5033192 July 1991 Franz et al.
D327828 July 1992 Hoshino et al.
D329363 September 1992 Sasaki et al.
5235753 August 1993 Stumpf
5327649 July 1994 Skinner
D370162 May 1996 Brazell et al.
D378488 March 1997 Ito et al.
5701676 December 1997 Itoh
D390081 February 1998 Price et al.
5794351 August 1998 Campbell et al.
D421702 March 2000 Sakai et al.
D428318 July 2000 Gallagher et al.
D429133 August 2000 Lui
6219922 April 2001 Campbell et al.
Primary Examiner: Asch; Jeffrey
Attorney, Agent or Firm: McDermott, Will & Emery

Description



FIG. 1 is a photograph corresponding to a front elevational view of a first embodiment of the portable electric circular saw;

FIG. 2 is a photograph corresponding to a rear elevational view thereof;

FIG. 3 is a photograph corresponding to a left side view thereof;

FIG. 4 is a photograph corresponding to a right side view thereof;

FIG. 5 is a photograph corresponding to a top plan view thereof; and

FIG. 6 is a photograph corresponding to a bottom plan view thereof.

FIG. 7 is a photograph corresponding to a front perspective view thereof;

FIG. 8 is a photograph corresponding to a front elevational view of a second embodiment of the portable electric circular saw;

FIG. 9 is a photograph corresponding to a rear elevational view thereof;

FIG. 10 is a photograph corresponding to a left side view thereof;

FIG. 11 is a photograph corresponding to a right side view thereof;

FIG. 12 is a photograph corresponding to a top plan view thereof; and

FIG. 13 is a photograph corresponding to a bottom plan view thereof; and,

FIG. 14 is a photograph corresponding to a front perspective view thereof.

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