Title: Automatic umbrella
Application Number: 92103356 Application Date: 1992.05.05
Publication Number: 1078126 Publication Date: 1993.11.10
Approval Pub. Date: Granted Pub. Date:
International Classifi-cation: A45B25/14,A45B25/16
Applicant(s) Name: Dai Shengtong Address:
Inventor(s) Name: Cheng Chengpu
Attorney & Agent: ZHANG TIANAN
Abstract:
     This automatic open and close umbrella is constructed by: a tube-like umbrella axis; a set of frame work of umbrella which is opened and closed by a sliding roll mechanism; a freely sliding handle; is instulled against the umbrella axis1; an energy accumulating mechanism for opening umbrella with upper energy accumulator and lower energy accumulator; a linkage mechanism for linked controlling energy accumulating mechanism; a driving mechanism driven by operating mechanism; a spiral spring for closing the umbrella which is installed between the lower inner end of umbrella axis and the front end of middle. axis.
Time: 10