Patent
   D678474
Priority
Mar 04 2011
Filed
Mar 04 2011
Issued
Mar 19 2013
Expiry
Mar 19 2027
Assg.orig
Entity
unknown
4
23
n/a
The ornamental design for the arcuate disc for butterfly valve, as shown and described.

FIG. 1 is an isometric view of the arcuate disc for butterfly valve of this invention;

FIG. 2 is a top plan view;

FIG. 3 is a bottom view;

FIG. 4 is a right side view;

FIG. 5 is a left side view;

FIG. 6 is a left side view of the disc turned 19°;

FIG. 7 is a right side view of the disc turned 19°; and,

FIG. 8 is a sectional view taken along the line 8-8 of FIG. 2.

Sisk, David E.

Patent Priority Assignee Title
9976677, Mar 15 2013 BRAY INTERNATIONAL, INC Dual use coupling end for pipes and fittings
D696748, Jun 23 2011 Bulk Tank, Inc Combined butterfly valve stem and disc
D701589, Sep 13 2011 Praher Kunststofftechnik GmbH Check valve
D873959, Feb 16 2018 ASAHI YUKIZAI CORPORATION Butterfly valve disc
Patent Priority Assignee Title
1131371,
1302891,
2278421,
2361006,
2816729,
2882010,
3269414,
3290001,
3298677,
3677297,
3680833,
3960177, Mar 12 1975 Low torque and low noise butterfly valve disc
4335738, Jun 19 1979 Butterfly valve
4469305, Oct 22 1981 Low torque butterfly valve disc
4786031, Nov 13 1987 Phillips Petroleum Company; PHILLIPS PETROLEUM COMPANY, A CORP OF DE Fiber reinforced thermoplastic butterfly valve element
5125624, Jan 08 1991 Keystone International Holdings Corp. Apparatus for a disc-stem connection
6722137, Aug 17 2001 General Electric Co. Methods and apparatus for regulating turbine clearance control system airflow
7895989, Mar 15 2006 Aisan Kogyo Kabushiki Kaisha Butterfly-type throttle valve
965322,
D637695, Mar 31 2009 Kubota Corporation Valving element for butterfly valve
D645119, Mar 02 2011 Kubota Corporation Valving element for butterfly valve
D650470, Mar 31 2009 Kubota Corporation Valving element for butterfly valve
D653728, Mar 27 2006 Borgwarner Inc. Valve disk
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Executed onAssignorAssigneeConveyanceFrameReelDoc
Mar 04 2011Bulk Tank, Inc.(assignment on the face of the patent)
Dec 28 2012SISK, DAVID E Bulk Tank, IncASSIGNMENT OF ASSIGNORS INTEREST SEE DOCUMENT FOR DETAILS 0297700455 pdf
May 20 2016Bulk Tank, IncCARROLLTON BANKSECURITY INTEREST SEE DOCUMENT FOR DETAILS 0388800098 pdf
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