Shovel and method of controlling shovel
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United States of America Patent
Stats
-
Mar 22, 2016
Grant Date -
Aug 14, 2014
app pub date -
Jan 22, 2014
filing date -
Feb 8, 2013
priority date (Note) -
In Force
status (Latency Note)
Importance
Abstract
A shovel includes a lower-part movable body, an upper-part turnable body turnably mounted on the lower-part movable body, a boom including a first end rotatably attached onto the upper-part turnable body, an arm including a first end rotatably attached to a second end of the boom, a work element rotatably attached to a second end of the arm, an electrical energy storage device including multiple electrical energy storage cells, and mounted on the upper-part turnable body, a controller configured to control the charge and discharge of the electrical energy storage device, and multiple voltage measurement parts configured to measure the respective cell voltages of the electrical energy storage cells. Information on the cell voltages is transmitted to the controller.
First Claim
Other Claims data not available
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
- 3 Citation Count
- H02J Class
- 11.45 % this patent is cited more than
- 9 Age
Maintenance Fees
| Fee | Large entity fee | small entity fee | micro entity fee | due date |
|---|---|---|---|---|
| 11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Sep 22, 2027 |
