Patents by Inventor Tokimoto Amano

Tokimoto Amano has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Method of applying quick setting spray materials
    Patent number: 5246163
    Abstract: A method of applying a quick setting spray material is disclosed, wherein a cement-containing principal composition is supplied into a feed pipe and sprayed through a nozzle and an aqueous solution of a (meth)acrylate as a set accelerating agent is supplied into the principal composition at a linear speed of 0.5 to 50 m/sec through at least two supply pipes that are connected to the feed pipe in a position within one meter behind the tip of the nozzle in such a manner that extended axes of the supply pipes cross each other within the feed pipe and wherein the at least two supply pipes form a supply angle of 30 to 90 degrees with respect to the direction at which the principal composition flows, whereafter the principal composition and the set accelerating agent are jetted from the nozzle.
    Type: Grant
    Filed: June 20, 1991
    Date of Patent: September 21, 1993
    Assignee: Toagosei Chemical Industry Co., Ltd.
    Inventors: Tokimoto Amano, Takao Takemoto