Title:
給湯システム
Document Type and Number:
Japanese Patent JP3743548
Kind Code:
B2
Abstract:
PROBLEM TO BE SOLVED: To provide a freezing preventing operation method, in a hot water supply system to which a terminal apparatus and a remote control device are connected. SOLUTION: This hot water supply system comprises a hot water feeder 1; one or more terminal apparatuses OP1 and OP2 connected to the hot water feeder 1; and remote control devices 2 and 3 capable of remotely operating both the hot water feeder 1 and the terminal apparatuses OP1 and OP2. In this case, the hot water feeder 1 is provided with a temperature sensor to detect an atmospheric temperature at the internal part of the hot water feeder 1 or the external periphery of the hot water feeder 1. All operation function is provided to prevent freezing of the internal part of the hot water feeder 1 and a hot water supply piping by the detecting temperature of the temperature sensor. The hot water feeder 1 transmits temperature data of an atmospheric temperature to the terminal apparatuses OP1 and OP2 and the remote control devices 2 and 3. The terminal apparatuses OP1 and OP2 starts or stops freezing preventing operation of the terminal apparatuses OP1 and OP2 themselves. Further, the remote control devices 2 and 3 decide that the hot water feeder 1 and the terminal apparatuses OP1 and OP2 start or stop freezing prevention operation and display or announce the decision.
Inventors:
Takao Hug
Tomofumi Kinugasa
Hideya Inamura
Hideki Yamaguchi
Tomofumi Kinugasa
Hideya Inamura
Hideki Yamaguchi
Application Number:
JP17617399A
Publication Date:
February 08, 2006
Filing Date:
June 23, 1999
Export Citation:
Assignee:
Noritsu Co., Ltd.
International Classes:
F24H1/00
Domestic Patent References:
| JP57125911U | ||||
| JP9329353A |
Attorney, Agent or Firm:
Toshio Okamura