Back to results
US 4,220,316 AGranted
Top rail for use on railing construction
AssigneeKabushiki Kaisha Naka Gijutsu Kenkyusho
InventorsHiromitsu Naka, Takeshi Miyashiro, Hidetoshi Kawase, Yoshihde Sugimoto, Tsutomu Shirataki, Hiroshi Morishita
Life of this patent
Estimating the term…
Abstract
A top rail for use in connection with a railing construction or the like is constituted by a main top rail member, a resilient cushion layer fitted on the main top rail member, and a surface portion layer integrally formed with the outer surface of the resilient cushion layer. the main top rail member has a support post receiving slot extending in the longitudinal direction of the top rail and opening downwardly.
Claims10
A top rail for use on a railing construction or the like comprising
- a main top rail member having a support post receiving slot extending in the longitudinal direction of said top rail and opening downwardly, and dovetail tenon slots formed on the opposite sides thereof and extending in the longitudinal direction of said top rail;
- a resilient cushion layer fitted on said main top rail member, a main top rail member receiving groove extending in the longitudinal direction of said receiving cushion into which said main top rail member fits for mounting said cushion layer on said main top rail member, and dovetail tenons projecting from the opposite side walls of said groove in the main top rail member and received in said dovetail tenon slots;
- and
- a surface protection layer integrally formed on the outer surface of said resilient cushion layer.
1 more element
Dependencies are inferred from the claim text.