Patent · US Expired

Two liter insulated cooler containers

US5555746A · kind A · utility

33Cited by
10References
9Claims
0Family size

Inventor

Key dates

Filing dateJun 8, 1995
Grant dateSep 17, 1996
Priority date
Expiry dateJun 8, 2015

Classification

  • Technology area (CPC F)Mechanical Engineering; Lighting; Heating
  • CPC primaryF25D2331/809
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

Portable containers for insulating and supporting disposable plastic 1, 2 and 3 liter bottles. A first embodiment includes a foamed plastic polystryrene type housing with molded handle. Pitcher type model with can fixably and snugly support the liter bottle therein. An alternative includes a removable refrigerant material such as Blue-Ice can be inserted within the interior bottom of the housing. A top portion is snapably or threadably detached from the housing. The housing is shaped to closely conform to a standard 1, 2 or 3 liter bottle. A second embodiment has double walls with the refrigerant material or insulative foam there-between. A third embodiment has a bottom portion of the housing detachable from the rest and can also contain a cold pack of refrigerant material which can be prefrozen by itself before using the invention. The fourth and fifth embodiments utilize wet-suit type outer housings with zippers and plastic type handles. The fifth embodiment includes another removable ice-pack that can be prefrozen before the invention is being used.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.