Ball valve
Latest Sekisui Kagaku Kogyo K.K. Patents:
Description
FIG. 1 is a front, top and right side perspective view of a ball valve showing our new design;
FIG. 2 is a front elevational view thereof the rear being a mirror image of the front shown;
FIG. 3 is a right side elevational view thereof;
FIG. 4 is a top plan view thereof;
FIG. 5 is a left side elevational view thereof; and
FIG. 6 is a bottom plan view thereof.
Referenced Cited
U.S. Patent Documents
Patent History
Patent number: D297254
Type: Grant
Filed: Jun 28, 1985
Date of Patent: Aug 16, 1988
Assignee: Sekisui Kagaku Kogyo K.K. (Osaka)
Inventors: Masayoshi Odate (Saitama), Mitsuharu Hashimoto (Saitama)
Primary Examiner: James R. Largen
Law Firm: Sughrue, Mion, Zinn, Macpeak & Seas
Application Number: 6/749,892
Type: Grant
Filed: Jun 28, 1985
Date of Patent: Aug 16, 1988
Assignee: Sekisui Kagaku Kogyo K.K. (Osaka)
Inventors: Masayoshi Odate (Saitama), Mitsuharu Hashimoto (Saitama)
Primary Examiner: James R. Largen
Law Firm: Sughrue, Mion, Zinn, Macpeak & Seas
Application Number: 6/749,892
Classifications
Current U.S. Class:
Symmetrical On One Axis (D23/248)