Combined locking and unlocking nut for ground jointed glassware
Description
FIG. 1 is a side elevational view of a combined locking and unlocking nut for ground jointed glassware, showing my new design.
FIG. 2 is a front elevational view of the nut in FIG. 1.
FIG. 3 is a cross-sectional view taken along Line III--III of FIG. 2.
FIG. 4 is a top plan view of the nut in FIG. 1.
FIG. 5 is a bottom plan view of the nut in FIG. 2.
FIG. 6 is a bottom perspective view of the nut in FIG. 2.
Patent History
Patent number: D294969
Type: Grant
Filed: Sep 23, 1985
Date of Patent: Mar 29, 1988
Inventor: Robert J. Miskinis (Santee, CA)
Primary Examiner: A. Hugo Word
Assistant Examiner: Stella M. Reid
Attorney: George J. Rubens
Application Number: 6/778,698
Type: Grant
Filed: Sep 23, 1985
Date of Patent: Mar 29, 1988
Inventor: Robert J. Miskinis (Santee, CA)
Primary Examiner: A. Hugo Word
Assistant Examiner: Stella M. Reid
Attorney: George J. Rubens
Application Number: 6/778,698
Classifications
Current U.S. Class:
D24/29;
D24/8