Woodworking – Shaping machine – Grooving machine
Patent
1975-02-28
1977-10-18
Schran, Donald R.
Woodworking
Shaping machine
Grooving machine
144133R, 83 5, B27C 500
Patent
active
040541657
ABSTRACT:
The invention provides a method, and apparatus for carrying out the method, of preparing a sheet material having two sets of grooves disposed one across the other, one set of grooves being continuous and the other set of grooves being formed in an intermittent and alternated manner simulating ladder pattern or brickwork. The material may be a simple sheet, especially chipboard or hardboard, or a laminated sheet prepared with strip material secured on a base, especially strip wood on a veneer or paper base.
REFERENCES:
patent: 3036605 (1962-05-01), Joa
patent: 3259157 (1966-07-01), Runnion
patent: 3470924 (1969-10-01), Short
patent: 3616826 (1971-11-01), Murphey et al.
patent: 3672415 (1972-06-01), Holan
Drucker William A.
Karakawa Fancy Plywood Works Ltd.
Schran Donald R.
LandOfFree
Grooved sheet material does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Grooved sheet material, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Grooved sheet material will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-1443129