|국가/구분||United States(US) Patent 등록|
|발명자 / 주소|
|대리인 / 주소||
|인용정보||피인용 횟수 : 1 인용 특허 : 65|
An inner or secondary door and temperature control system for use on a vehicle or trailer having a storage compartment and a first or primary door associated with a first entry or entryway into the storage compartment. The secondary door provides a moveable barrier or door that is situated in operative relationship to the first entry or entryway associated with the first door in order to prevent thermal loss from the storage compartment area during deliveries or at times when the first door is open.
What is claimed is: 1. A secondary delivery door system for mounting on a vehicle or trailer having a storage compartment; said secondary delivery door system comprising: a first door mounted to a wall of the vehicle or trailer, said wall having a first entry therein and said first door adapted to open and close said first entry to said storage compartment; a secondary door mounted to said wall in opposed relationship to said first door and also adapted to open and close said first entry to said storage compartment, said secondary door comprising a body...