Road structure – process – or apparatus – Apparatus – With means for profile shaping – e.g. – crown
Patent
1986-06-26
1988-01-19
Leppink, James A.
Road structure, process, or apparatus
Apparatus
With means for profile shaping, e.g., crown
404101, E01C 1920
Patent
active
047202084
ABSTRACT:
A rake for leveling aggregate, such as one-half to two-inch size aggregate used in roofing or landscaping applications, is comprised of a heavy, rigid, generally vertically disposed frame including a downwardly depending portion extending thereunder for immersion, submersion and movement through a volume of aggregate to be levelled over a flexible membrane. The downwardly depending portion has rounded ends and may be of a symmetrical serpentine shape intermediate the ends.
REFERENCES:
patent: 395721 (1889-01-01), Steiner
patent: 1100323 (1914-06-01), Ovens
patent: 3225837 (1965-12-01), Richards
patent: 4070128 (1978-01-01), Garrison
patent: 4411463 (1983-10-01), Alderman
patent: 4414797 (1983-11-01), Archer
Leppink James A.
Smith Matthew
Sturm Warren A.
LandOfFree
Aggregate leveling rake does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Aggregate leveling rake, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Aggregate leveling rake will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-369881