About 22 results
https://drivepatents.com/patents/1399103 · 7 Jan 2026
A Schnuerle scavenging two-stroke engine is provided that can keep combustion stability in a wide rotation speed range while suppressing blow-by. The engine of the present invention is a Schnuerle scavenging two-stroke engine (2). A scavenging passage (14(...
https://drivepatents.com/patents/1394384 · 27 Aug 2025
An ignition resumption control unit (40) is disposed that resumes control of an ignition plug (14) if a first predetermined time has elapsed or if engine rotation number has fallen below a threshold value, after receiving an engine stop signal. The ignitio...
https://drivepatents.com/patents/1396202 · 19 Feb 2025
The aspect of the present invention provides a mobile object management system. The management system comprises an information processing device including an acquisition unit, an instruction generation unit, and a transmission unit. The acquisition unit is...
https://drivepatents.com/patents/937784 · 14 Sep 2016
Provided is a portable power working machine that is designed to suppress mixing of dust into air sucked into an air intake system of an air-cooled internal combustion engine mounted as a driving power source for working units, for example, and reliably pr...
https://drivepatents.com/patents/941659 · 15 Jun 2016
An amount of air taken into an air leading type two-stroke engine is increased to enhance an engine output, and gas emission characteristic deterioration caused by blow-back is inhibited. An inhibition member 16 is disposed between a choke valve 4 in a ful...
https://drivepatents.com/patents/942308 · 1 Jun 2016
A suction tube unit (16) connected between a cylinder block (12) and a carburetor (14) in a stratified scavenging engine (10) has a suction tube for mixture (30) made of an elastic material; and a suction tube for stratified scavenging air (32) made of an ...
https://drivepatents.com/patents/944283 · 20 Apr 2016
An engine-driven working machine is provided, in which a time period until the rotation speed limitation mode is canceled can be shortened. After the throttle valve (10) is moved to a fully-closed position by an operator's operation to allow the engine (2)...
https://drivepatents.com/patents/944672 · 13 Apr 2016
The certainty of supplying air to a scavenging channel through a piston groove is improved. In a cylinder wall 2 , a gas venting port 10 is formed below and adjacent to a scavenging port 6a . The gas venting port 10 is independent from the scavenging port ...
https://drivepatents.com/patents/948243 · 25 Nov 2015
A carburetor achieves better emission characteristics while improving a combustion state by increasing a delivery ratio of a stratified scavenging engine and reducing intake resistance. No dividing wall is provided between a throttle valve 204 and a choke ...
https://drivepatents.com/patents/948361 · 7 Oct 2015
The intake structure for an internal combustion engine includes: a collision surface (25) configured to face an inlet (4) of a carburetor (3); a deflecting surface (29) configured to deflect a blowback flow, which is to diffuse after colliding against the ...