Single wheel castor with stabilizer and vibration damper for transport of heavy machines
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Description
FIG. 1 is a left side, top and front perspective view of a single wheel castor with stabilizer and vibration damper for transport of heavy machines showing my new design;
FIG. 2 is a left side elevational view thereof;
FIGS. 3 and 4 are respectively rear and front elevational views thereof;
FIG. 5 is a right side elevational view thereof;
FIGS. 6 and 7 are respectively top and bottom plan views thereof; and
FIG. 8 is a left side elevational view thereof with the vibration damper in lowered position.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
Other references
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- Colson, Twin-Tech Plunger-Lock Castor: 1 page flyer.
Patent History
Patent number: D313928
Type: Grant
Filed: Apr 22, 1988
Date of Patent: Jan 22, 1991
Assignee: Kabushikigaisha Orii (Kanagawa)
Inventor: Masaru Orii (Tokyo)
Primary Examiner: Horace B. Fay, Jr.
Law Firm: Collard, Roe & Galgano
Application Number: 7/184,623
Type: Grant
Filed: Apr 22, 1988
Date of Patent: Jan 22, 1991
Assignee: Kabushikigaisha Orii (Kanagawa)
Inventor: Masaru Orii (Tokyo)
Primary Examiner: Horace B. Fay, Jr.
Law Firm: Collard, Roe & Galgano
Application Number: 7/184,623
Classifications
Current U.S. Class:
D/8375