Title:
ホースの連結構造
Document Type and Number:
Japanese Patent JP4049867
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To facilitate confirmation of interconnection of the hose of a tank rolly vehicle to an oil feed nozzle and eliminate troublesomeness of an unloading work when a petroleum product conveyed by the tank rolly vehicle is unloaded at a service station. SOLUTION: The coupling structure of a hose comprises an oil feed nozzle 2 formed in a tubular state arranged at a tank to store a petroleum product at a service station; a connection port 4 arranged at the tip of a hose 3 connected to the delivery port of the on-vehicle tank of a tank rolly vehicle to feed the petroleum product to the tank of the service station and fitted in a socket-form state externally of the oil feed nozzle 2; and a detecting part 10 disposed on the outer peripheral surface 8a of the oil feed nozzle 2 and making contact with the opening edge of the connection port 4 and pressed by the opening edge part and consisting of a mechanism structure to transmit a coupling state between the oil feed nozzle 2 and the connection port 4 to the outside. The detecting part 10 consists of an oscillatory sensing piece 11, and it is preferable that the opening edge part of the connection port 4 be brought into contact with the sensing piece 11 being pressed.
Inventors:
Kunio Akamatsu
Application Number:
JP35999497A
Publication Date:
February 20, 2008
Filing Date:
December 26, 1997
Export Citation:
Assignee:
Miwa Lock Co., Ltd.
Lisho Co., Ltd.
Lisho Co., Ltd.
International Classes:
B65D90/48; F16L35/00
Domestic Patent References:
| JP8011997A | ||||
| JP6050641A | ||||
| JP5004676A |
Attorney, Agent or Firm:
Norimitsu Nishimura