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US 2016/0107326 A1Published application
Handheld work apparatus
AssigneeAndreas Stihl AG & Co. KG
InventorsHelmut Zimmermann, Carel Karrar, Benjamin Frey
Life of this patent
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Abstract
A handheld work apparatus has a drive motor which drives a tool of the work apparatus. A lubricating arrangement is provided for the tool. The lubricating arrangement includes a lubricant piece that is solid at 20° C. The work apparatus has a melting chamber into which the lubricant piece projects and which is connected to the tool via at least one lubricant channel. The melting chamber is delimited at least partially by a heat conducting element which is heated during operation of the work apparatus.
Claims17
A handheld work apparatus comprising:
- a worktool;
- a drive motor configured to drive said worktool;
- a lubricating arrangement for said worktool;
- said lubricating arrangement including a lubricant piece configured to be solid at 20 C;
- a melting chamber;
- said lubricant piece projecting into said melting chamber;
- a lubricant channel connecting said melting chamber to said worktool;
- a heat conducting element configured to be heated during operation of the handheld work apparatus;
- and,
- said melting chamber being at least partially delimited by said heat conducting element.
7 more elements
Dependencies are inferred from the claim text.