Collapsible bag expander
Filed: April 25th, 2000 [Granted]
Patent Number: US6213643B1
A collapsible bag expander made by bending a patterned cardboard into shape, enabling coupled pairs of hooked portions of border flaps of ...
Air bag expander for esophageal achalasia
Filed: December 19th, 2012 [Granted]
Patent Number: CN202961486U
The utility model relates to an air bag expander for esophageal achalasia and belongs to the technical field of medical instruments. The air bag ...
Self-closing air bag expander for back abdominal cavity
Filed: May 13th, 2013 [Granted]
Patent Number: CN103263723A
The invention relates to a self-closing air bag expander for a back abdominal cavity. The self-closing air bag expander comprises a vent pipe ...
Trash bag expander
Filed: January 21st, 1997 [Granted]
Patent Number: USD389634S
FIG. 1 is a front elevational view of the trash bag expander showing my new design;. FIG. 2 is a rear elevational view thereof;. FIG. 3 is a right ...
Filed: July 11th, 2000 [Granted]
Patent Number: US6367822B1
The bag expander comprises a bracket, and comprises a band, the band having a fixed end attached to the bracket, the band being flexed to ...
Soft bag expanders
Filed: May 27th, 1998 [Granted]
Patent Number: US6022146A
A soft bag expander comprising a bottom panel having at least two bottom fold lines along opposite sides thereof; a first inner side panel and a ...
Filed: November 24th, 1969 [Granted]
Patent Number: US3627243A
14, 19711 BAG EXPANDER 12 Claims, 15 Drawing Figs. References Cited UNITED STATES PATENTS Fje11man Se11..... Pam... Nicolas ...
Expanders for the filling of sacks and bags
Filed: March 31st, 1982 [Granted]
Patent Number: US4479344A
A bag expander for a flexible bag comprising a frame of two U-shaped rods or wires which are slidably connected so that the frame can be ...