发明名称 |
Energy usage display unit |
摘要 |
An energy usage display unit for displaying energy usage of gas used for a water heater, water used for the water heater or electricity used in housing where the water heater is set. The energy usage display unit includes a clock section; a counting section for counting usage of gas, water or electricity; a memory section for storing a count value of usage counted by the counting section retroactive to past by a predetermined number with a predetermined time unit; a counting control section for writing the count value of usage at predetermined time; a display control section for reading one or both of the count value and a stored value in the memory section to prepare display data of usage; and a display section for displaying usage based on the display data prepared by the display control section. |
申请公布号 |
US8065097(B2) |
申请公布日期 |
2011.11.22 |
申请号 |
US20070937904 |
申请日期 |
2007.11.09 |
申请人 |
KATO KEIJI;KITAGAWA HIDEKI;MORI HIROAKI;SUZUKI YUKIHIRO;RINNAI CORPORATION |
发明人 |
KATO KEIJI;KITAGAWA HIDEKI;MORI HIROAKI;SUZUKI YUKIHIRO |
分类号 |
G01R21/00 |
主分类号 |
G01R21/00 |
代理机构 |
|
代理人 |
|
主权项 |
|
地址 |
|