LandOfFree - US Patents - Listing for Expansible chamber devices,With lubricating means

Expansible chamber devices – With lubricating means – Piston has lubricant retaining or conducting means

Hydraulic piston filling

Expansible chamber devices – With lubricating means – Piston has lubricant retaining or conducting means

Hydraulic pump or motor

Expansible chamber devices – With lubricating means – Lubricant passage extends axially through articulated piston...

Hydrostatic machine piston

Expansible chamber devices – With lubricating means – Piston has lubricant retaining or conducting means

Internal combustion engine

Expansible chamber devices – With lubricating means – Piston has lubricant retaining or conducting means

Internal combustion engine piston with two compression rings hav

Expansible chamber devices – With lubricating means – Lubricant passage extends axially through articulated piston...

Internal oil seal for piston

Expansible chamber devices – With lubricating means – Lubricant passage extends axially through articulated piston...

Internal oil seal for piston

Expansible chamber devices – With lubricating means – Piston has lubricant retaining or conducting means

Line-contact-type spherical bearing for connecting piston to con

Expansible chamber devices – With lubricating means – Piston has lubricant retaining or conducting means

Liquid handling device with surface features at a seal

Expansible chamber devices – With lubricating means – Portion of expansible chamber device includes solid...

Low friction, high durability ringless piston and piston sleeve

Expansible chamber devices – With lubricating means – Piston has lubricant retaining or conducting means

Lubricant sealed bearing for forward and reverse rotation of rot

Expansible chamber devices – With lubricating means – Piston has lubricant retaining or conducting means

Lubricant-cooled and wristpin lubricating piston

Expansible chamber devices – With lubricating means – Piston has lubricant retaining or conducting means

Lubricating structure for hydraulic driving apparatus

Expansible chamber devices – With lubricating means – Valve means in lubricant passage

Lubricating system for high-pressure pump

Expansible chamber devices – With lubricating means – Portion of expansible chamber device includes solid...

Lubrication and seal ring assembly for pump

Expansible chamber devices – With lubricating means – Piston has lubricant retaining or conducting means

Lubrication mechanism for piston pin and snap ring

Expansible chamber devices – With lubricating means – Lubricant passage extends axially through articulated piston...

Lubrication system

Expansible chamber devices – With lubricating means – Lubricant entrained by working fluid

Lubrication system for high-pressure liquid pumps with cylinders

Expansible chamber devices – With lubricating means – Valve means in lubricant passage

Method and device for feeding lubricant to a cylinder-piston arr