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:
Apr. 06, 1993
Filed:
Jul. 02, 1991
Masanori Inoue, Kawasaki, JP;
Susumu Kishi, Kawasaki, JP;
NKK Corporation, Tokyo, JP;
Abstract
A floor structure for indoor artificial skiing ground comprises, a concrete base plate constructed on foundations, a first waterproof covering disposed on the base plate, a heat insulation layer located on the first waterproof covering, a second waterproof covering disposed on the heat insulation layer, a concrete pressing plate location on the second waterproof covering, and a plurality of drainage grooves formed on top of the pressing plate. Another floor structure for indoor artificial skiing ground comprises, a concrete base plate constructed on foundations, a first waterproof covering disposed on the base plate, a heat insulation layer located on the first waterproof covering, a second waterproof covering disposed on the heat insulation layer, and a slip preventive layer located on the second waterproof covering.