A heat sink includes a first part on which a control device is attached, a second part on which an electronic component is attached and that is arranged to be opposite to the first part, and plural air passages provided between the first part and the second part for allowing air to pass. Plural plate-like members are arranged between the first part and the second part, and the air passage is formed by a space enclosed by the first part, the adjacent partition member, and the second part.
Battery powered work machine, and battery powered forklift
2015-12-22
Patent
Elektronische Ressource
Englisch
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B66F HOISTING, LIFTING, HAULING, OR PUSHING, NOT OTHERWISE PROVIDED FOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCE DIRECTLY TO THE SURFACE OF A LOAD , Hub-, Verhol- oder Schubvorrichtungen, soweit nicht anderweitig vorgesehen, z.B. Vorrichtungen mit unmittelbarer Krafteinwirkung auf die Last / H05K PRINTED CIRCUITS , Gedruckte Schaltungen |
BATTERY POWERED WORK MACHINE, AND BATTERY POWERED FORKLIFT
Europäisches Patentamt | 2015
|Battery powered work machine, and battery powered forklift
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