Air cleaner of engine for portable working machine

Patent metadata

Field	Value
Publication number	US-10167824-B2
Application number	US-201615386591-A
Country	US
Kind code	B2
Filing date	Dec 21, 2016
Priority date	Dec 25, 2015
Publication date	Jan 1, 2019
Grant date	Jan 1, 2019

Abstract

An air cleaner includes: a frame member equipped at an intake port of a carburetor and provided with an air inlet port; a filter held by a holding part included in the frame member; a lid member configured to cover a front face of the filter; and a screw with a knob, the screw being configured to connect the frame member and the lid member together. The frame member is provided with an insertion hole, where the screw with the knob is inserted, on the outer side of the holding part. The lid member includes a part to be connected, to which the screw with the knob is connected, the screw being inserted into the insertion hole from a side close to the carburetor. A knob part of the screw with the knob is disposed on the inner side of a circumscribed line between the lid member and the engine.

First claim

What is claimed is:

1. An air cleaner of an engine for a portable working machine, comprising:
a frame member equipped at an intake port of a carburetor in the engine and provided with an air inlet port communicating with the intake port;
a filter held by a holding part included in the frame member;
a lid member configured to cover a front face of the filter; and
a connecting tool with a knob, the connecting tool being configured to connect the frame member and the lid member together,
wherein the frame member is provided with an insertion hole, into which the connecting tool with the knob is inserted, on an outer side of the holding part,
wherein the lid member includes a part to be connected, to which the connecting tool with the knob is connected, the connecting tool being inserted into the insertion hole from a carburetor side, and
a knob part of the connecting tool with the knob is disposed on an inner side of a circumscribed line between the lid member and the engine.

2. The air cleaner according to claim 1 , wherein the knob part of the connecting tool with the knob is disposed below a virtual line connecting between an upper end part of the lid member and an upper end part of the engine.

3. The air cleaner according to claim 1 , wherein the lid member includes a cover part provided with a window extending above the carburetor and accommodating the knob part of the connecting tool with the knob.

4. The air cleaner according to claim 3 , wherein an adjusting part of the carburetor is disposed at a position from which the adjusting part is visible through the window.

5. An engine comprising:
the air cleaner according to claim 1 .

6. A portable working machine comprising:
the engine according to claim 5 .

Assignees

• Yamabiko Corp

Inventors

• Maeno Takeshi

Classifications

• F02M35/02416 Primary

  Fixing, mounting, supporting or arranging filter elements; Filter element cartridges · CPC title

• B01D2265/027

  Quick closing means for, e.g. filter heads, caps, maintenance openings · CPC title

• F02M17/34

  Other carburettors combined or associated with other apparatus, e.g. air filters · CPC title

• B01D2265/029

  Special screwing connections, threaded sections · CPC title

• B01D46/0004

  Details of removable closures, lids, caps or filter heads · CPC title