Abrégé

A compressor having a stationary part and a part oscillating along a main axis (X) as well as a leakage path (L) extending between the stationary part and the oscillating part in the axial direction, wherein multiple chambers, which are arranged axially in succession and extend annularly around the main axis (X), are defined between the stationary part and the oscillating part, wherein a seal, which closes or reduces the leakage path (L) is arranged in at least one chamber. The compressor has at least one bypass which fluidically interconnects two chambers.

Classes IPC  ?

• F04B 39/04 - Mesures pour éviter que le lubrifiant ne contamine le fluide pompé
• F16J 15/00 - Joints d'étanchéité
• F16J 15/16 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre
• F16J 15/26 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par presse-étoupes pour bagues d'étanchéité rigides

Abrégé

A packing ring for a sealing device, having at least two segments that are arranged around a common main axis (X). In order to be able to detect the current condition of wear, the packing ring has at least one indicator means that indicates a position of at least one of the segments in a radial direction (R) perpendicular to the main axis (X) of the packing ring.

Classes IPC  ?

• F16J 15/3296 - Agencements pour la surveillance de l’état physique ou du fonctionnement des joints élastiquesAgencements pour le contrôle des joints élastiques, p. ex. de leur géométrie ou rigidité
• F16J 15/24 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par presse-étoupes pour garnitures élastiques ou plastiques la garniture étant comprimée radialement ou tangentiellement
• F16J 15/26 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par presse-étoupes pour bagues d'étanchéité rigides

Abrégé

A compressor (10) having a stationary part (20), a part (30) oscillating along a main axis (X), and a leakage path (L) extending between the stationary part (20) and the oscillating part (30) in the axial direction, wherein a plurality of chambers (50), which are arranged axially in succession and extend annularly around the main axis (X), are defined between the stationary part (20) and the oscillating part (30), wherein a seal (60), which closes or reduces the leakage path (L), is arranged in at least one chamber (50). The compressor (10) has at least one bypass (70, 70a, b, c, d) which fluidically interconnects two chambers (50).

Classes IPC  ?

• F04B 39/00 - Parties constitutives, détails ou accessoires de pompes ou de systèmes de pompage spécialement adaptés aux fluides compressibles, non prévus dans les groupes ou présentant un intérêt autre que celui visé par ces groupes
• F04B 39/04 - Mesures pour éviter que le lubrifiant ne contamine le fluide pompé
• F04B 37/12 - Pompes spécialement adaptées aux fluides compressibles et ayant des caractéristiques pertinentes non prévues dans les groupes ou présentant un intérêt autre que celui visé par ces groupes pour utilisation particulière pour obtenir une haute pression
• F16J 9/00 - Segments de piston, leurs logementsSegments d'étanchéité de structure similaire en général
• F16J 1/00 - PistonsPistons à fourreauPlongeurs
• F16J 15/00 - Joints d'étanchéité
• F16J 15/44 - Garnitures discontinues

Abrégé

A seal for a rotating system with two sealing units which are arranged one behind the other along a main axis H, the sealing units each having a through-hole for a shaft and being in interlocking engagement with each other in the circumferential direction and at least one axial compression spring element being arranged between the sealing units.

Classes IPC  ?

• F16J 15/34 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par bague glissante pressée contre la face plus ou moins radiale d'une des deux parties

Abrégé

Piston ring arrangement (40) with a piston ring (50) encircling a main axis (X), the piston ring (50) having a sealing surface (58) directed radially outward and a contact surface (55) directed radially outward, the sealing surface (58) being radially outside of the contact surface (55). To improve the service life of piston rings for reciprocating compressors, the piston ring arrangement (40) has a retaining ring (70) encircling the main axis (X) with a retaining surface (72) directed radially inward, the piston ring (50) and the retaining ring (70) being situated such that the retaining surface (72) and the contact surface (55) are adjacent in the radial direction.

Classes IPC  ?

• F16J 9/12 - Segments de piston, leurs logementsSegments d'étanchéité de structure similaire en général Détails
• F04B 53/14 - Pistons, tiges de piston ou liaisons piston-tige

Produits et services

(1) Gaskets for engines; gaskets for engines in HVAC and refrigeration machines; gaskets for internal combustion engines; gaskets for motors; gaskets for motors in HVAC and refrigeration machines; gaskets of metal for vehicle engines; gaskets, not of metal, for vehicle engines; metal engine gaskets for vehicles; non-metallic gaskets for pumps, for reciprocating compressors, for screw compressors, for turbo compressors, for mixers, for gas expanders, for stirring units, for blowers, for conveyors, for centrifugal equipment and as part of shaft seals or piston rod seals, piston rings, angle valves being parts of machines; angle valves for use with machines; automatic inlet control valves for reciprocating air compressors; automobile engine valve covers; back pressure valves being parts of machines; ball valves being parts of machines; butterfly valves being parts of machines; check valves; control valves for regulating the flow of gases and liquids; cryogenic valves being parts of machines; dispensing valves being machine parts; dosing valves being parts of machines; EGR (exhaust gas recirculation) valves; exhaust gas recirculation (EGR) valves for motors and engines; hydraulic valves being parts of machines; manually operated ceramic valves being parts of machines; positive crankcase ventilation (PCV) valves for motors and engines; pressure controllers being parts of machines, namely, valves; pressure reducing valves being parts of cryogenic apparatus; pressure reducing valves being parts of machines; pressure regulating valves; pressure regulating valves being parts of machines; pressure valves being parts of machines; proportional flow valves being parts of machines; pump control valves; safety valves; servo-valves; thermostatic control valves for machines; unloading check valves for the outlets of air compressors; valves as machine components; valves being parts of machines; valves being parts of pumps; valves being part of reciprocating compressors, especially suction and discharge valves; valves for industrial machinery; valves for kegs; valves for pumps; gaskets for compressors; shaft seals for compressors; piston rod seals for compressors; piston rings for compressors; rider rings for compressors; oil wipers for compressors; intermediate seals for compressors; valves for compressors; dry-face seals for compressors; bearings for compressors; cylinders for compressors; pistons for compressors; piston rods for compressors; labyrinth seals for compressors; monitoring systems for compressors; purge panels for compressors, valves being parts of pumps; shaft seals being part of pumps; dry-face seals being part of pumps; bearings being part of pumps; shafts being part of pumps; labyrinth seals being part of pumps; gaskets being part of pumps; sealing rings being part of pumps; gaskets being part of pumps; oil seals being part of pumps; gas seals being part of pumps; purge systems being part of pumps; shafts being part of pumps; centrifugal compressors; reciprocating compressors; rotary compressors; rotary screw compressors; rotary turbo compressors; centrifugal pumps; circulating pumps; reciprocating vacuum pumps; rotary pumps; screw pumps; centrifugal mills; centrifuges; axial flow blowers; centrifugal blowers; mixers, stirrers, rotary blowers; air turbines for aircraft; gas turbine engines for air vehicles; gas turbine engines for water vehicles; gas turbines for airplanes; hydraulic turbines; turbines for generation of electricity; turbines for jet engines; turbines for steam plants; vertical turbine pumps; wind turbines (2) Plastics, semi-processed; plastics, semi-finished polymer materials for gaskets, sealing rings and bearings namely of centrifugal compressors; reciprocating compressors; rotary compressors; rotary screw compressors; rotary turbo compressors; centrifugal pumps; circulating pumps; reciprocating vacuum pumps; rotary pumps; screw pumps; centrifugal mills; centrifuges; axial flow blowers; centrifugal blowers; mixers, stirrers, rotary blowers; air turbines for aircraft; gas turbine engines for air vehicles; gas turbine engines for water vehicles; gas turbines for airplanes; hydraulic turbines; turbines for generation of electricity; turbines for jet engines; turbines for steam plants; vertical turbine pumps; wind turbines, sealing rings, weatherstripping, plastics, semi-finished polymer materials for sealants, namely for adhesive sealant for general use; adhesive sealants; adhesive sealants for construction use; adhesive sealants for household use; adhesive sealants used for motor vehicles; adhesive waterproof sealants; automobile brake system leak sealants; automobile cooling system leak sealants; automobile power steering system leak sealants; dust proofing sealants; general purpose sealants; grout sealant; liquid rubber adhesive sealant; pipe joint sealants; polyurethane dust proofing sealants; polyurethane sealants; resin-based sealants for use on roofs, walls and pavements; rubber sealants for joints; sealants for buildings; sealants for expansion joint covers; sealants for pavement joints; sealants for repairing leaks in water cooling systems; sealants for repairing leaks, other than paste fillers, for automobile body repair; silicone rubber sealant; silicone sealants; silicone sealants for industrial assembly; urethane sealants for encapsulating splices in electrical wire; weatherstripping sealants in the nature of caulk, cylinder jointing, plastics, semi-finished polymer materials for manufacture, namely extruded plastics for use in manufacturing; plastic fibers for use in the manufacture of tire cord; plastic films for use in manufacture; plastic hoses for use in manufacture; plastic sheet materials for use in manufacture; plastic tapes for use in manufacture; plastics in extruded form for use in further manufacturing; plastic rods for further use in manufacturing, plastic tubes for further use in manufacturing; plastic plates or sheets for further use in manufacturing; pre-machined plastic parts for further use in manufacturing (1) Servicing, namely maintenance, repair, installation (assembly and conversion) and servicing of compressors and other machines with elements under rotary and/or oscillatory stress (2) Machine construction design services, namely technical design of machine parts under rotary and/or oscillatory stress, technical consultancy, servicing, customer services, namely analysis and diagnosis for compressors and other machines with elements under rotary and/or oscillatory stress, material development, in particular development and optimisation of plastic formulations

Abrégé

A packing ring for a sealing device, having at least two segments that are arranged around a common main axis (X). In order to be able to detect the current condition of wear, the packing ring has at least one indicator means that indicates a position of at least one of the segments in a radial direction (R) perpendicular to the main axis (X) of the packing ring.

Classes IPC  ?

• F16J 15/24 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par presse-étoupes pour garnitures élastiques ou plastiques la garniture étant comprimée radialement ou tangentiellement
• F16J 15/3296 - Agencements pour la surveillance de l’état physique ou du fonctionnement des joints élastiquesAgencements pour le contrôle des joints élastiques, p. ex. de leur géométrie ou rigidité
• F16J 15/26 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par presse-étoupes pour bagues d'étanchéité rigides

Abrégé

The invention relates to a packing ring (10) for a sealing device (1), comprising at least two segments (20) that are arranged around a common main axis (X). In order to be able to detect the current condition of wear, the packing ring (10) has at least one indicator means (30) that indicates a position of at least one of the segments (20) in a radial direction (R) perpendicular to the main axis (X) of the packing ring (10).

Classes IPC  ?

• F16J 15/24 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par presse-étoupes pour garnitures élastiques ou plastiques la garniture étant comprimée radialement ou tangentiellement
• F16J 15/26 - Joints d'étanchéité entre deux surfaces mobiles l'une par rapport à l'autre par presse-étoupes pour bagues d'étanchéité rigides
• F16J 15/3296 - Agencements pour la surveillance de l’état physique ou du fonctionnement des joints élastiquesAgencements pour le contrôle des joints élastiques, p. ex. de leur géométrie ou rigidité

Produits et services

Gaskets, piston rings, valves, spare parts for compressors, spare parts for pumps, machine elements under rotary and/or oscillatory stress. Plastics, semi-processed, plastic foils, other than for packaging, gaskets, sealing rings, weatherstripping, sealants, cylinder jointing, plastics (semi-finished products) for use in manufacture. Servicing, namely maintenance, repair, installation (assembly and conversion) and servicing of compressors and other machines with elements under rotary and/or oscillatory stress. Machine construction design services, namely technical design of machine parts under rotary and/or oscillatory stress, technical consultancy, servicing, customer services, namely analysis and diagnosis for compressors and other machines with elements under rotary and/or oscillatory stress, material development, in particular development and optimisation of plastic formulations.

Produits et services

Spare parts for machines, namely, piston rings, sealing rings, metal and non-metal component part gaskets, guide rings, piston rod sealing elements, pressure breakers, support rings, piston rod packings, intermediate packings, valves, oil wipers, oil wiper packings, shaft seals, face seals, labyrinth seals, and shutdown seals, all being machine elements for machines under rotary and/or oscillatory stress, namely, reciprocating compressors, rotating compressors, screw compressors, turbo compressors, pumps, mills, centrifuges, blowers and turbines Semi-processed plastics; semi-finished plastic foils, other than for packaging; non-metal gaskets, namely, sealing elements for reciprocating compressors, rotating compressors, pumps, mills, screw compressors, centrifuges, blowers and turbines; non-metal sealing rings; synthetic plastic and semi-finished products in the form of foil, plates, rods, cylinders, profiles, hoses, tubes, and blocks for use in manufacture Servicing, namely, maintenance, repair, installation and servicing of compressors and other machines with elements under rotary and/or oscillatory stress Machine construction design services, namely, technical design of machine parts under rotary and/or oscillatory stress, technical consultancy, services in the field of design engineering, diagnosis and material development; customer product testing services, namely, analysis and diagnosis for compressors and other machines with elements under rotary and/or oscillatory stress; material development, in particular development and testing and evaluation for optimization of plastic formulations

Produits et services

Plastics, semi-processed, plastic films, other than for packaging, seals, sealing rings, sealing strips, sealing materials, cylinder gaskets, plastic material for packing, plastic pipes and tubes, plastic rods and bars, plastic panels and boards, plastics in extruded form for use in manufacture.

Produits et services

Gaskets, piston rings, valves, spare parts for compressors, spare parts for pumps, machine elements under rotary and/or oscillatory stress. Plastics, semi-processed, plastic foils, other than for packaging, gaskets, sealing rings, weatherstripping, sealants, cylinder jointing, plastics (semi-finished products) for use in manufacture. Servicing, namely maintenance, repair, installation (assembly and conversion) and servicing of compressors and other machines with elements under rotary and/or oscillatory stress. Construction drafting, namely technical design of machine parts under rotary and/or oscillatory stress, technical consultancy, servicing, customer services, namely analysis and diagnosis for compressors and other machines with elements under rotary and/or oscillatory stress, material development, in particular development and optimisation of plastic formulations.