Title:
RAILROAD CAR FIRE-RESISTANT FLOOR STRUCTURE
Document Type and Number:
WIPO Patent Application WO/2022/009377
Kind Code:
A1
Abstract:
A railroad car fire-resistant floor structure (10) with improved fire resistance against underfloor fires, comprising a mounting portion (3) for installing underfloor equipment (2) on the lower surface (11) of an underframe (1), and a fire-resistant member (4). The fire-resistant member is a fire-resistant paint (4T) applied to the lower surface of the underframe. The fire-resistant paint (4T) is preferably a foamable fire-resistant paint (4H). A cover (5) that covers an exposed portion (31) exposed from the fire-resistant paint (foamable fire-resistant paint) is attached to the mounting portion. The underfloor equipment is installed at the mounting portion with a closing plate (6) sandwiched therebetween.
Inventors:
SATO TETSURO (JP)
UCHIKAWA HIROKI (JP)
SHIRAI ATSUSHI (JP)
MANO YUTA (JP)
UCHIKAWA HIROKI (JP)
SHIRAI ATSUSHI (JP)
MANO YUTA (JP)
Application Number:
PCT/JP2020/026827
Publication Date:
January 13, 2022
Filing Date:
July 09, 2020
Export Citation:
Assignee:
NIPPON SHARYO LTD (JP)
International Classes:
B61D17/10
Foreign References:
| US20180215398A1 | 2018-08-02 | |||
| CN110203225A | 2019-09-06 |
Attorney, Agent or Firm:
COSMOS INTERNATIONAL PATENT & TRADEMARK OFFICE (JP)
Download PDF: