USPatentGranted
S

Automatic fire extinguisher

Granted 1 May 1990 · no office action yet

Current assignee: Murata Manufacturing Co., Ltd. · originally F & S Manufacturing Inc.

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Inventors: Yasuo Yamamura, Yukio Akatsu, Tetsuyuki Sugimoto · Examiner: Wallace R. Burke · AU 291 · TC 2900

Application
277215
filed 29 Nov 1988
Publication
Not published
not published
Patent· this page
US D307647
granted 1 May 1990

Life of the patent

2 dated events
⤢ drag to zoomOct 1988Jan 1989Apr 1989Jul 1989Oct 1989Jan 1990Apr 1990Prosecution
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Description

1 parts
›FIG. 1 is a front elevational view of…

FIG. 1 is a front elevational view of an automatic fire extinguisher showing our new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a right side elevational view thereof;

FIG. 4 is a left side elevational view thereof;

FIG. 5 is a top plan view thereof;

FIG. 6 is a bottom plan view thereof;

FIG. 7 is a front perspective view thereof, showing the fire extinguisher in operational state in which the nozzle unit in a rotated position;

FIG. 8 is a front elevational view thereof, with its door opened;

FIG. 9 is a top plan view of FIG. 7, in which the nozzle unit is 30° rotated;

FIG. 10 is a top plan view of FIG. 7, in which the nozzle unit is 45° rotated;

FIG. 11 is a top plan view of FIG. 7, in which the nozzle unit is 90° rotated; and

FIG. 12 is a top plan view of FIG. 7, in which the nozzle unit is 225° rotated.

the grant prints no section headings; every part label below is ours, taken from that part's own first words

Claims

1 · 1 independent · depth 1
1 granted claims

Classifications

1 codes
USPC · US Patent Classification
D29/2

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Pendency
1.4 y
518 days filing → grant
Office actions
0
on the grant's record
Examiner
Wallace R. Burke
art unit 291 · TC 2900
Citations: 2 back · 0 forward

Chain of title

⤢ drag to zoom1990199219941996199820002002200420062008Owner 1
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Citations

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