Patent · US Active

Stretch wrapping machine structure

US9688428B2 · kind B2 · utility

3Cited by
2References
3Claims
0Family size

Inventor

Key dates

Filing dateApr 21, 2014
Grant dateJun 27, 2017
Priority date
Expiry dateAug 15, 2035

Classification

  • Technology area (CPC B)Performing Operations; Transporting
  • CPC primaryB65B61/10
  • WIPO fieldHandling
  • WIPO sectorMechanical engineering

Abstract

A stretch wrapping machine structure contains: a rotary disc including a column on which a guide way is arranged; an abutting plate including a rotating stem and a pushing portion adjacent to the rotating stem; a hot pressing sheet including a cutter seat, a driven bar, and a press segment; a holder including a V-shaped cross section and formed in a plate shape, the holder also including an actuation member, an actuating post, an operating segment, and a third cylinder; a biasing rod including a driving peg and a push segment; a controlling unit secured on a predetermined position of one side of the column; an air blowing unit located at a predetermined position of the holder. Thereby, an object is held on the rotary disc and is packed by a plastic film quickly and easily.

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