Fully automatic collapsible and multi-foldable umbrella

Inactive Publication Date: 2010-08-19
LIU FU TIEN +1
View PDF3 Cites 6 Cited by
  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Benefits of technology

[0005]An object of the present invention is to provide a fully automatic collapsible and mu

Problems solved by technology

First, the structure is complicated.
Second, the umbrella cann

Method used

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
View more

Image

Smart Image Click on the blue labels to locate them in the text.
Viewing Examples
Smart Image
  • Fully automatic collapsible and multi-foldable umbrella
  • Fully automatic collapsible and multi-foldable umbrella
  • Fully automatic collapsible and multi-foldable umbrella

Examples

Experimental program
Comparison scheme
Effect test

Example

First Embodiment

[0033]Referring to FIGS. 1 and 2, an umbrella of the present invention includes an umbrella rib 1, an upper nest 2, a lower nest 3, and a middle rod 4 being a multi-section tube having an upper external tube connected to the upper nest 2. The middle rod 4 has an upper internal plug 41 and a lower internal plug 42 disposed inside the middle rod 4. A compression spring 5 surrounds the middle rod 4 and is disposed between the upper nest 2 and the lower nest 3 to provide the force for automatically closing the umbrella. A first pull wire 6 has one end connected to the lower internal plug 42 of the middle rod and the other end connected to the upper nest after the first pull wire wraps around the pulley(s) 21 on the upper nest and the pulley(s) 31 on the lower nest. In this embodiment, the first pull wire is a pull rope, and two ends of the first pull wire are respectively fixed to the lower internal plug 42 and the upper nest 2 by way of knotting. The numbers of the pull...

Example

Second Embodiment

[0037]Referring to FIGS. 3 and 4, the umbrella of the present invention includes an umbrella rib 1, an upper nest 2, a lower nest 3 and a middle rod 4. The middle rod 4 is a multi-section tube having an upper external tube connected to the upper nest 2. The middle rod has an upper internal plug 41 and a lower internal plug 42. A fastener 43 is disposed in the upper internal plug 41 and may partially eject out of the middle rod to fasten the external tube of the middle rod so that the umbrella can be opened. The umbrella further includes a tension spring 9 disposed on the umbrella rib. The tension spring 9 is connected to and disposed between a primary bone 11 and a secondary bone 12 to provide the force for automatically closing the umbrella. One end of a first pull wire 6 is connected to the lower internal plug 42, which is fixed in an internal tube 45. The first pull wire is a pull rope having a lower end fixed to the lower internal plug 42 by way of knotting. The...

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

PUM

No PUM Login to view more

Abstract

A fully automatic collapsible and multi-foldable umbrella includes an umbrella rib, an upper nest, a lower nest, a middle rod and a compression spring disposed between the upper and lower nests or a tension spring disposed on the umbrella rib. The middle rod has upper and lower internal plugs. A fastener fastening an external tube of the middle rod is disposed in the upper internal plug so that the middle rod may extend to open the umbrella. The umbrella further includes first and second pull wires. The first pull wire has one end coupled to the lower internal plug and the other end connected to the upper nest after the wire wraps around pulleys on the upper and lower nests. The second pull wire has an upper end connected to the fastener and a lower end connected to a runner on a handle so that the runner drives the fastener.

Description

BACKGROUND OF THE INVENTION[0001](1) Field of the Invention[0002]The present invention relates to an umbrella, and more particularly to a fully automatic collapsible and multi-foldable umbrella.[0003](2) Description of the Prior Art[0004]At present, umbrellas available in the market may be classified into manual umbrellas and automatic umbrellas. Among the automatic umbrellas, a multi-foldable umbrella capable of automatically closing has the following drawbacks. First, the structure is complicated. Second, the umbrella cannot be easily manufactured. Third, the stability of use is poor.SUMMARY OF THE INVENTION[0005]An object of the present invention is to provide a fully automatic collapsible and multi-foldable umbrella having an improved structure that may be easily manufactured and used.[0006]The invention achieves the above-identified object by adopting the following technical conceptions.[0007]First Conception[0008]A fully automatic collapsible and multi-foldable umbrella includ...

Claims

the structure of the environmentally friendly knitted fabric provided by the present invention; figure 2 Flow chart of the yarn wrapping machine for environmentally friendly knitted fabrics and storage devices; image 3 Is the parameter map of the yarn covering machine
Login to view more

Application Information

Patent Timeline
no application Login to view more
IPC IPC(8): A45B25/16
CPCA45B25/143A45B19/04
Inventor LIU, FU-TIEN
Owner LIU FU TIEN
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products