Method and apparatus for producing seamless retroreflective shee

Details Method and apparatus for producing seamless retroreflective shee Method and apparatus for producing seamless retroreflective shee

1996-07-09

1997-07-01

Stemmer, Daniel

Adhesive bonding and miscellaneous chemical manufacture

Surface bonding means and/or assembly means therefor

With casting, plastic molding, or extruding means

156553, 425 92, 425101, 425115, B29C 4326, B29C 4328

Patent

active

056434006

ABSTRACT:
A method and apparatus for forming "seamless" retroreflective sheeting is described. At least two mold surfaces are used, each having alternate areas of arrays of prism recesses and spaces. In a first step, prisms are formed in one of the mold surfaces and applied to a base film or web. Next, prisms are formed on the second mold surface and applied to the spaced areas left in the first step.

REFERENCES:
patent: 2456113 (1948-12-01), Dorner
patent: 3689346 (1972-09-01), Rowland
patent: 3810804 (1974-05-01), Rowland
patent: 3935359 (1976-01-01), Rowland
patent: 4244683 (1981-01-01), Rowland
patent: 4332847 (1982-06-01), Rowland
patent: 4601861 (1986-07-01), Pricone
"Patent Abstracts of Japan," vol. 005, No. 135 (M-085), 27 Aug. 1981 and JP,A,56 070929 (Kitai Seisakusho:KK), 13 Jun. 1981. (See abstract in International Search Report.)

Affiliated with

Also associated with

Rating

Method and apparatus for producing seamless retroreflective shee does not yet have a rating. At this time, there are no reviews or comments for this patent.

If you have personal experience with Method and apparatus for producing seamless retroreflective shee, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Method and apparatus for producing seamless retroreflective shee will most certainly appreciate the feedback.

Rate now

Comments { 0 }

Profile ID: LFUS-PAI-O-593657