The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 24, 2005
Filed:
May. 16, 2002
Masahisa Yamaguchi, Shinjuku-Ku, JP;
Hiroshi Yamamoto, Shinjuku-Ku, JP;
Koji Otsuka, Shinjuku-Ku, JP;
Masahisa Yamaguchi, Shinjuku-Ku, JP;
Hiroshi Yamamoto, Shinjuku-Ku, JP;
Koji Otsuka, Shinjuku-Ku, JP;
Abstract
A dustfree filling and sealing apparatus is disclosed. A pair of wrapping clean filmswhich are free of cleaning are supplied from a pair of wrapping clean film supply means. Two outer layer filmsare peeled off and removed from the wrapping clean filmsby a pair of outer layer film peeling-off means. Thus, clean surfaces of inner layer filmsappear. The two inner layer filmsare conveyed by a pair of inner layer film conveying meansso that these films are opposed. An objectis inserted between the inner layer filmsby an object filling means. The inner layer filmsare sealed by an impulse seal head. The present invention also discloses a wrapping clean film producing method and a dustfree container.