Jar opener

Details Jar opener Jar opener

2007-02-06

2007-02-06

Wilson, Lee D. (Department: 3723)

Abrading

Precision device or process - or with condition responsive...

Condition responsive control for sandblasting

C081S003450, C081S003250, C081S003310, C081S003320, C081S003390

Reexamination Certificate

active

11190341

ABSTRACT:
A jar opening apparatus for opening a jar having a screw-on lid which comprises a base having a jar supporting surface, a generally vertically extending guide column connected to the base and a carriage assembly connected to the guide for movement relative to the guide between a first raised position and a second lowered position. The carriage assembly comprises a carriage; a lid engaging member connected to the carriage for engaging the screw-on lid when the carriage is in the second position, and rotating means for imparting rotation to the lid engaging member. The rotating means uniquely comprises a drive screw connected to the carriage and a cooperating driven tube connected to the lid engaging member. A novel operating mechanism is operably associated with the carriage for moving the carriage between the first and second positions.

REFERENCES:
patent: 4569281 (1986-02-01), Woods
patent: 6148692 (2000-11-01), Russell
patent: 2005/0257646 (2005-11-01), Yeager
patent: 2006/0174728 (2006-08-01), Flanagan

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