Laser head - Patent D509180

Laser head

United States Patent D509180

US Patent References:
Soft and line laser
Zeineh - May, 1977 - 4025200

Plumb device to determine verticals and horizontals
Lysen - May, 1993 - 5212889

Three-dimensional optical levelling, plumbing and angle-calibrating instrument
Le - July, 1996 - 5539990

Laser survey instrument
Ohtomo et al. - April, 1999 - 5898490

Surveying apparatus/instruments
Wakabayashi - July, 1999 - D411809

Representative Image:

Inventors:

Murray, Christopher J. (Baltimore, MD, US)
Balatti, Aldo (Greely, CA)
Watters, Robert D. (Ottawa, CA)

Application Number:

D/193318

Publication Date:

09/06/2005

Filing Date:

11/07/2003

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Assignee:

Black & Decker Inc. (Newark, DE, US)

Primary Class:

D13/101

Other Classes:

D10/69

International Classes:

(IPC1-7): 1302

Field of Search:

33/286, D13/101, D10/69, 33/DIG.21, D13/184, D10/65, D13/166, D13/118, D10/66, D10/94, D16/244, 33/290-291, D10/103, D10/60, D10/74, 33/370-373, 33/295, 33/333, D10/80

US Patent References:

5967645	Light projection apparatus for projecting a line of generally constant illumination on a surface	October, 1999	Anderson
D416856	Rotating laser	November, 1999	Onose	D13/101
D418432	Laser level	January, 2000	Krantz	D10/69
D429481	Rotating laser	August, 2000	Ishii	D13/101
D469369	Rotary laser level housing	January, 2003	Durkin	D10/69
D469738	Rotating laser	February, 2003	Ishii	D13/101
D470423	Manual leveling rotating laser with swivel head	February, 2003	Loudenslager et al.	D10/69
D470424	Self leveling rotary laser	February, 2003	Hand et al.	D10/69
6539638	Line projecting device	April, 2003	Pelletier
6546636	Method of producing a precise horizontal or vertical laser line beam drawn on objectives, and apparatus thereof	April, 2003	Tamamura
6763596	Laser alignment device	July, 2004	Puri et al.	33/286
D500734	Multipoint self-leveling laser	January, 2005	Puri et al.	D13/101
20030106226	Alignment device	June, 2003	Tacklind et al.	33/286

Foreign References:

DE4033630	October, 1992
DE29720919	June, 1998
DE20215235	February, 2003
EP0729053	August, 1996	Device for projecting a flat beam of diverging laser rays
EP0602131	December, 1997	PORTABLE LASER DEVICE FOR ALIGNMENT TASKS.
EP1026476	August, 2000	Portable self-levelling laser ray device
EP0873222	February, 2002	LIGHT PROJECTION APPARATUS
EP0819911	June, 2002	Optical level and plumb instrument
EP1248137	October, 2002	Laser beam irradiation device with changeable spreading angle
GB1379078	February, 1975
WO/1993/022619	November, 1993	VERTICAL ALIGNMENT APPARATUS

Primary Examiner:

Reid, Stella

Assistant Examiner:

Bui, Daniel

Attorney, Agent or Firm:

Harness, Dickey & Pierce, P.L.C.

Claims:

1. The ornamental design for a laser head, as shown and described.

Description:

FIG. 1 is a front perspective view of a laser head showing our new design;

FIG. 2 is a top view of the laser head;

FIG. 3 is a bottom view of the laser head;

FIG. 4 is a right side view of the laser head, the left side being a mirror image thereof;

FIG. 5 is a back view of the laser head; and,

FIG. 6 is a front view of the laser head.

The broken line showing of the environment is for illustrative purposes only and forms no part of the claimed design.