T-shirt type plastic bag pack adapted to leave no residue on a supporting rack
US5845779A · kind A · utility
Assignee
Inventors
Key dates
| Filing date | Jul 3, 1996 |
| Grant date | Dec 8, 1998 |
| Priority date | — |
| Expiry date | Jul 3, 2016 |
Classification
- Technology area (CPC B)Performing Operations; Transporting
- CPC primaryB65D33/14
- WIPO fieldHandling
- WIPO sectorMechanical engineering
Abstract
A bag dispensing system is provided which includes a rack for supporting a pack of plastic bags in a generally vertical suspended position for successively removal of the bags by a user and including an elongate central tab retaining device having a predetermined width. Each of the bags in the pack have front and rear walls integrally joined at their sides and secured together at their bottoms and define an open mouth portion at the top of the walls. A detaching central tab is formed at the top of each of the bag walls and each has an aperture therein for mounting the tabs on the rack retaining device. The tab apertures of the bags have a maximum width in the relaxed condition thereof prior to be mounted on the rack retaining device which is less than the predetermined dimension of the rack retaining device and have a minimum width dimension in the stretched condition thereof after mounting on the rack retaining device which is greater than the predetermined width of the rack retaining device, so that the tab mounting apertures of each of the bags are stretched over the rack retaining device when the bags are mounted thereon to assist in complete detachment of the tabs from the rac…
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.