Invention Grant
- Patent Title: Shoulder warming sleeping bag extension
- Patent Title (中): 肩温暖睡袋延伸
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Application No.: US13493724Application Date: 2012-06-11
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Publication No.: US09049950B2Publication Date: 2015-06-09
- Inventor: Ricky I-wen Wu
- Applicant: Ricky I-wen Wu
- Main IPC: A47G9/02
- IPC: A47G9/02 ; A47G9/08 ; A47G9/04
Abstract:
One embodiment of a sleeping bag extension piece or elongated sleeping bag with sufficient length beyond a traditional sleeping bag to rest upon the sleep surface above the user's shoulder line creating a natural body heat seal and restricting air flow between the sleeping bag top and sleep surface above the shoulder line, and having a separation to allow a user's head to protrude.
Public/Granted literature
- US20120317718A1 Shoulder Warming Sleeping Bag Extension Public/Granted day:2012-12-20
Information query
