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US 2008/0164092 A1Published application
Silencer with fin outlet
AssigneeDolmar GmbH
InventorHenning Schweinberger
Life of this patent
Estimating the term…
Abstract
A motor chain saw includes a housing with a housing wall, which has an opening for exhaust gases and a hood extending outside the housing through the opening, with a hood opening pointing to one side. Exhaust gases flowing from an interior of the housing in an exhaust jet (S) are guided to the outside through the opening. A fin is arranged on the opening and provides a silencer for exhaust gases directed towards a flow direction of the exhaust jet (S) escaping from the hood.
Claims21
A silencer for a working tool, comprising:
- a housing with a housing wall, which has at least one opening for exhaust gases;
- a hood extending outside the housing through the at least one opening, with a hood opening pointing to one side, from which opening exhaust gases flowing from an inside of the housing are guided outwards in an exhaust jet through the at least one opening;
- and
- at least one fin arranged on the at least one opening and directed against the direction of flow of the exhaust jet escaping from the hood.
1 more element
Dependencies are inferred from the claim text.