About 14 results
https://drivepatents.com/patents/1114567 · 28 May 2026
The control device is applied to an internal combustion engine including an oil jet that injects oil onto a back surface of a piston or an inner wall of a cylinder. The control device includes a processing circuit that controls an intake pressure of the in...
https://drivepatents.com/patents/1390922 · 11 Feb 2026
Systems and apparatuses include a lubrication system having an engine piston defining a gudgeon pin aperture, a piston pooling cavity extending radially outward from the gudgeon pin aperture, a piston cooling gallery, and a piston lubrication passage. The ...
https://drivepatents.com/patents/946094 · 9 Mar 2016
An internal combustion engine is equipped with a connecting rod (13) and an oil jet (25). The connecting rod has a small end portion (15) that is coupled to a piston (12), and the small end portion and a large end portion that is coupled to a crankshaft ar...
https://drivepatents.com/patents/951837 · 18 Mar 2015
The invention relates to a control valve (1) for a lubricant nozzle, in particular for an oil spray nozzle, for cooling a piston of an internal combustion engine. The invention further relates to a lubricant nozzle and a lubricant supply device for a recip...
https://drivepatents.com/patents/971168 · 20 Aug 2014
The two-cycle engine includes a piston (3) capable of reciprocating along a cylinder (2), the piston (3) being provided with piston rings (3a); and a lubrication port (12) provided in the cylinder (2), the lubrication port (12) being used to supply a lubri...
https://drivepatents.com/patents/981769 · 20 Nov 2013
The method involves arranging a piston along a piston axis in cylinder liner in axial direction in back and forth movable manner. The lubricant is conveyed to a lubricant opening by a conveyor unit. The lubricant opening is so formed and arranged that the ...
https://drivepatents.com/patents/987981 · 31 Jul 2013
The unit (110) has a cylinder liner (111), and a piston (112) comprising a piston upper edge (129) and a piston lower edge (130). The piston is moved back and forth in an axial direction along a piston axis in the liner between an upper dead center (OT) an...
https://drivepatents.com/patents/1005859 · 25 Jan 2012
The piston (10) has a piston upper part (1) and a piston lower part (3) connected with each other by a clamping element (4) i.e. clamping screw. A lubricating device (5) lubricates a bearing surface of a cylinder in which the piston moves in front and back...
https://drivepatents.com/patents/1007116 · 14 Dec 2011
The giant motor has two cylinders (20), where each cylinder has a hole (B) and a longitudinal axis (A). A lubrication device (10) is arranged for a pump (1) of each cylinder. A distributer (3) is provided with two lubricant lines (8,18), where each lubrica...
https://drivepatents.com/patents/1068601 · 5 Apr 2006
Method for lubricating a running surface of a cylinder wall of a cylinder of a lifting piston engine comprises controlling a lubricant nozzle using a control device containing a regulating unit in such a way that a condition parameter of the lubricant film...