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Patent Searching and Data


Matches 1 - 50 out of 78,920

Document Document Title
WO/2019/219960A3
The invention relates to a cylinder arrangement (1) having a cylinder (2) closed at the end, a piston (3), a piston rod (4) and a rod seal (9) for the piston rod (4). Working spaces (7, 8), which contain a working gas (10) and a lubrican...  
WO/2020/017249A1
This sealing device has a first seal member and a second seal member, which are mounted to a housing and with which the outer peripheral surface of a rotating shaft is in contact in a slidable manner. The front ends of a plurality of fir...  
WO/2020/017635A1
The present invention pertains to a sealing system which is used for a pump for increasing pressure of a volatile liquid such as liquid ammonia. A sealing system (2) is provided with: a stuffing box (35) that forms a barrier chamber (30)...  
WO/2020/018226A1
A sealing member is provided, including a plurality of nodes and a plurality of antinodes. Each sealing member can be rotated to expose non-damaged lobes for sealing, and prevents the sealing member from falling out of the lobed groove. ...  
WO/2020/017131A1
A resin-made seal ring (30) is used for a valve device (10) for opening/closing a passage (13) through which a fluid flows, and is provided at the outer circumferential edge of a valve body (20) which is housed in the passage (13) and wh...  
WO/2020/017097A1
Disclosed is a case sealing structure which comprises: a case that forms a space in which an electronic component is to be placed; and a sealing element. The case comprises a first case and a second case that are to be aligned in a first...  
WO/2020/016211A1
The invention relates to a lifting valve having a first connector, a second connector, a passage which connects the first connector to the second connector and is surrounded by a valve seat (6), and a closing element (7) which can be bro...  
WO/2020/013020A1
Provided is a sealing device with which a decrease in the amount of lubricant between a side lip and a deflector can be suppressed. A sealing device (1) is provided with an annular reinforcing ring (10) around an axis (x), and an elastic...  
WO/2020/013945A1
In accordance with one aspect of the present disclosure, a wear ring assembly is provided for a railway roller bearing. The wear ring assembly includes a wear ring having a central opening for receiving a journal of a railway wheel assem...  
WO/2020/013950A1
A circumferential seal assembly (1 or 21) capable of dividing a gas into separate flow paths before communication between a rotatable runner (15, 35, or 67) and a pair of seal rings (3, 4 or 23, 24) is presented. The assembly (1 or 21) i...  
WO/2020/012953A1
Provided is a sealing device configured so as to prevent an increase in the pressure of contact of a lip with a counter-surface. This sealing device is disposed between an outer member 52 and an inner member 53, which rotate coaxially re...  
WO/2020/014123A1
An intershaft seal assembly (2) for maintaining separation between a piston ring (3) and a pair of mating rings (4, 5) is presented. The assembly includes a piston ring (3) interposed between forward and aft mating rings (4, 5) and a plu...  
WO/2020/009832A1
Conveyor rollers that include a bearing that may float axially relative to the shaft are disclosed. In some embodiments, the conveyor roller includes an elastic member (e.g., o-ring) that resists rotation of the inner race of the bearing...  
WO/2020/009160A1
An intermediate shaft bearing device (10) is provided with: a ball bearing (1) including an inner ring (2) attached to an axle shaft (S), an outer ring (3) fixed to a housing (20), and balls (4) disposed between the inner ring (2) and th...  
WO/2020/006700A1
A magnetic liquid sealing device (10) that is adapted to the axial and radial displacement at a joint, comprising: an end cover (100); a first clamping plate (200) having a rubber sealing ring, the first clamping plate (200) having the r...  
WO/2020/009005A1
Provided is a sealing device capable of achieving both reduction in torque and improvement in sealability. A sealing device body 120 is characterized by being provided with a foreign matter lip 121 for inhibiting entry of foreign matter,...  
WO/2020/009140A1
This rolling bearing unit comprises: an inner ring member which has, in one side in the axial direction, a recess section recessed toward the other side in the axial direction; an outer ring member which is disposed on the outer circumfe...  
WO/2020/006712A1
A magnetic fluid sealing device (10) having a corrugated tube assisting in sealing, comprising: a seal housing (100), a cylindrical pin sleeve (200), and a corrugated tube assembly (300). The corrugated tube assembly (300) comprises a co...  
WO/2020/006779A1
An intelligent regulation system for a mechanical seal, the system comprising: a monitoring device for measuring a signal correlated with a seal in real time; a control device, comprising a state determination module, a feasible region a...  
WO/2020/005112A1
The invention relates to the technological field of graphitized carbon materials, more particularly to the production of a flexible graphite foil on the basis of thermally expanded graphite, the foil containing amorphous carbon and being...  
WO/2020/002822A1
The invention relates to a fire resistance device (50) that is designed to be placed between a mounting strut (9) of a double-flow aircraft turbomachine and a connecting cowling (30) with which said turbomachine is equipped, the connecti...  
WO/2020/000852A1
Disclosed is a multi-stage differential pressure magnetic fluid sealing device. The multi-stage differential pressure magnetic fluid sealing device is provided between a housing (1) and a rotating shaft (2) and seals a low-pressure side ...  
WO/2020/005734A1
A seal assembly for high pressure equipment is disclosed and can include a back-up ring having a head and an extension extending from the head. The extension can include an interior surface that extends axially away from and radially inw...  
WO/2020/002552A1
The invention relates to a sealing segment (1) with two main surfaces (11, 12) and a passage opening (3), wherein an orthogonal projection of the sealing segment, which bears against a projection plane by way of a main surface, defines a...  
WO/2020/002292A1
A sealing arrangement for an electric machine, which is between a first part (104) attached to a rotatable shaft (106) and a second part (102) immobile with respect to a stator of the electric machine (10) comprises a plurality of zig-za...  
WO/2020/004379A1
An electrically driven actuator 1 is provided with a drive section 2, a drive force transmitting mechanism 3, a motion converting mechanism 4, a housing space which houses the drive section 2, the drive force transmitting mechanism 3, an...  
WO/2020/000005A1
A drinking vessel (1) which can be pushed together telescopically, with a bottom surface (4) and at least two side wall elements (2) which can be pushed into one another telescopically and between which a sealing element (10) is introduc...  
WO/2019/243123A1
The invention relates to a sealing ring as is used for sealing rotary feedthroughs of rotating shafts from a surrounding housing, and to a corresponding rotary feedthrough. Provision is made here for a radial bevel which is hydrodynamica...  
WO/2019/242810A1
The present invention relates firstly to a seal for sealing a first machine part (01) with respect to a second machine part (02) which is rotatable about an axis relative to the first machine part (01). The seal comprises a sealing ring ...  
WO/2019/244642A1
[Problem] To provide a seal structure for a fluid pressure device, which has low sliding resistance and in which trapping, seizure, etc. caused by protrusion from a mounting groove are unlikely to occur. [Solution] A seal structure 2 has...  
WO/2019/243708A2
The invention relates to a labyrinth sealing joint (100) for a turbomachine, in particular of an aircraft, comprising a rotor element (114) extending about an axis (A), and a stator element (116) extending around the rotor element (114),...  
WO/2019/245836A1
A longitudinal translatable seal (38, 40) includes a first inflatable compartment (42) extending in a longitudinal direction; a second inflatable compartment extending in the longitudinal direction forming a sealing surface with the firs...  
WO/2019/245539A1
Rotary steerable drilling systems are subjected to harsh environments including high temperature and pressure. A metallic seal ring prevents or limits erosive wear by limiting the velocity of the fluid that traversers from the high press...  
WO/2019/211280A3
The invention relates to a device for depositing graphene, carbon nano-tubes or other, in particular carbon-contained coatings on a strip-shaped substrate which enters a reactor housing through an inlet opening (12) and is guided through...  
WO/2019/246090A1
One or more techniques and/or systems are disclosed for mitigating fluid loss or leakage from a fluid pump (150) with a rotating shaft (158) driving a pumping mechanism. A packing gland (202) component can have an internal seal formed by...  
WO/2019/245427A1
An adapter (5) for arranging a water outlet nozzle (30) in an end piece (42) that can be screwed onto a water tap, as well as an assembly comprising the adapter (5) and the water outlet nozzle (30). The adapter (5) comprises a basic body...  
WO/2019/239891A1
Provided is a sealing device capable of improving sealing performance with respect to a shaft that rotates at a low speed. A seal lip (21) of the sealing device (1) has: a sealing side surface (22) that is an annular surface around an ax...  
WO/2019/239770A1
Provided is a sealing structure that seals between metallic separator seal beads, which are contained in end cells located at both ends of a fuel cell stack in which a plurality of power generation cells are stacked, and an insulating pl...  
WO/2019/240957A1
A secondary seal of a mechanical seal comprises an annular sealing gasket and backing plate surrounding a cylindrical sealing surface, which all can be made of the same metallic material. The gasket is C-shaped in cross section, and is a...  
WO/2019/239769A1
A seal structure is provided for sealing the gap between the seal bead of metal separators included in the end cells positioned at both ends of a fuel cell stack in which a plurality of power-generating cells are laminated, and an insula...  
WO/2019/235093A1
The present invention provides a work hood that allows free rotation in a work box, thus giving a wide work area, and in which decontamination work can be easily performed on a seal part at the boundary between the work hood and the work...  
WO/2019/235709A1
The present invention provides a sealing member for pipe connection, which comprises: a body part disposed between the outer surface of a pipe and the inner surface of a connector into which the pipe is inserted, and formed to extend alo...  
WO/2019/236494A1
Valve stem packing assemblies and related methods may include at least one end ring and at least one sealing ring. The at least one end ring may include an inner ring and an outer ring. Valves include a valve body, a valve stem, and a va...  
WO/2019/236524A1
A seal assembly to seal fluid under pressure may include a pair of annular mating rings with seal faces. At least one of the seal faces may define a sealing interface between a radially inner edge and a radially outer edge of one of the ...  
WO/2019/234577A1
Welding apparatus for machines for producing seals comprising two strips (1), a first strip (la) of which has superior mechanical characteristics and a second strip (lb) of which has superior sealing characteristics, said seals being wou...  
WO/2019/234128A1
The present invention relates to a layer composite for a seal, comprising a planar substrate layer, e.g. a graphite foil layer, and a two-dimensionally contiguous polytetrafluoroethylene cover layer which adheres to a surface of the subs...  
WO/2019/236880A1
A knife gate valve with an interior passage divided by an interior channel configured to receive a valve gate, the valve gate can travel along the interior channel. A removable first wear ring is disposed on the upstream side of the inte...  
WO/2019/228714A1
The invention relates to a gas-lubricated mechanical face seal assembly (1), comprising a first mechanical face seal (2) having a first rotating slide ring (21) and a first stationary slide ring (22), which define a first sealing gap (23...  
WO/2019/230400A1
This master cylinder is provided with a seal (52) that is disposed within a circumferential groove (33) formed so as to have an opening in an inner circumferential surface (15a) of a cylinder body (15), that has an inner circumference th...  
WO/2019/229322A1
The invention relates to a sealing arrangement between two ring-shaped walls (9, 10) of an aircraft engine, namely a radially inner wall (9) and a radially outer wall (10) respectively, said two walls being coaxially engaged one inside t...  

Matches 1 - 50 out of 78,920