SG11201803857RA - Piston-chamber combination - Google Patents
Piston-chamber combinationInfo
- Publication number
- SG11201803857RA SG11201803857RA SG11201803857RA SG11201803857RA SG11201803857RA SG 11201803857R A SG11201803857R A SG 11201803857RA SG 11201803857R A SG11201803857R A SG 11201803857RA SG 11201803857R A SG11201803857R A SG 11201803857RA SG 11201803857R A SG11201803857R A SG 11201803857RA
- Authority
- SG
- Singapore
- Prior art keywords
- sealing
- piston
- chamber
- longitudinal
- international
- Prior art date
Links
- 238000007789 sealing Methods 0.000 abstract 14
- 239000013256 coordination polymer Substances 0.000 abstract 1
- 239000000463 material Substances 0.000 abstract 1
- 230000008520 organization Effects 0.000 abstract 1
- 239000000725 suspension Substances 0.000 abstract 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J10/00—Engine or like cylinders; Features of hollow, e.g. cylindrical, bodies in general
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B53/00—Component parts, details or accessories not provided for in, or of interest apart from, groups F04B1/00 - F04B23/00 or F04B39/00 - F04B47/00
- F04B53/14—Pistons, piston-rods or piston-rod connections
- F04B53/143—Sealing provided on the piston
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F15—FLUID-PRESSURE ACTUATORS; HYDRAULICS OR PNEUMATICS IN GENERAL
- F15B—SYSTEMS ACTING BY MEANS OF FLUIDS IN GENERAL; FLUID-PRESSURE ACTUATORS, e.g. SERVOMOTORS; DETAILS OF FLUID-PRESSURE SYSTEMS, NOT OTHERWISE PROVIDED FOR
- F15B15/00—Fluid-actuated devices for displacing a member from one position to another; Gearing associated therewith
- F15B15/08—Characterised by the construction of the motor unit
- F15B15/14—Characterised by the construction of the motor unit of the straight-cylinder type
- F15B15/1423—Component parts; Constructional details
- F15B15/1447—Pistons; Piston to piston rod assemblies
- F15B15/1452—Piston sealings
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/36—Special sealings, including sealings or guides for piston-rods
- F16F9/368—Sealings in pistons
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
- F16F9/00—Springs, vibration-dampers, shock-absorbers, or similarly-constructed movement-dampers using a fluid or the equivalent as damping medium
- F16F9/32—Details
- F16F9/48—Arrangements for providing different damping effects at different parts of the stroke
- F16F9/483—Arrangements for providing different damping effects at different parts of the stroke characterised by giving a particular shape to the cylinder, e.g. conical
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J1/00—Pistons; Trunk pistons; Plungers
- F16J1/005—Pistons; Trunk pistons; Plungers obtained by assembling several pieces
- F16J1/006—Pistons; Trunk pistons; Plungers obtained by assembling several pieces of different materials
- F16J1/008—Pistons; Trunk pistons; Plungers obtained by assembling several pieces of different materials with sealing lips
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J10/00—Engine or like cylinders; Features of hollow, e.g. cylindrical, bodies in general
- F16J10/02—Cylinders designed to receive moving pistons or plungers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
- F16J—PISTONS; CYLINDERS; SEALINGS
- F16J3/00—Diaphragms; Bellows; Bellows pistons
- F16J3/06—Bellows pistons
Abstract
INTERNATIONAL APPLICATION PUBLISHED UNDER THE PATENT COOPERATION TREATY (PCT) (19) World Intellectual Property -' Organization International Bureau ires.. 00) (43) International Publication Date ..... ..sr ,„„ol 1 June 2017 (01.06.2017) WIPO I PCT (10) WO International 111111111111311111111111111111111111111111111111111111111111111111111111111111111111111111 2017/089852 Publication Al Number (51) International Patent Classification: BZ, CA, CH, CL, CN, CO, CR, CU, CZ, DE, DK, DM, F16J 3/06 (2006.01) F16J 10/00 (2006.01) DO, DZ, EC, EE, EG, ES, FI, GB, GD, GE, GH, GM, GT, FO4B 53/14 (2006.01) Fl 5B 15/14 (2006.01) HN, HR, HU, ID, IL, IN, IR, IS, JP, KE, KG, KN, KP, KR, F16F 9/48 (2006.01) KZ, LA, LC, LK, LR, LS, LU, LY, MA, MD, ME, MG, MK, MN, MW, MX, MY, MZ, NA, NG, NI, NO, NZ, OM, (21) International Application Number: PA, PE, PG, PH, PL, PT, QA, RO, RS, RU, RW, SA, SC, PCT/IB2015/002212 SD, SE, SG, SK, SL, SM, ST, SV, SY, TH, TJ, TM, TN, (22) International Filing Date: TR, TT, TZ, UA, UG, US, UZ, VC, VN, ZA, ZM, ZW. 24 November 2015 (24.11.2015) (84) Designated States (unless otherwise indicated, for every (25) Filing Language: English kind of regional protection available): ARIPO (BW, GH, GM, KE, LR, LS, MW, MZ, NA, RW, SD, SL, ST, SZ, (26) Publication Language: English TZ, UG, ZM, ZW), Eurasian (AM, AZ, BY, KG, KZ, RU, (71) Applicant: NVB PROPULSION INTERNATIONAL TJ, TM), European (AL, AT, BE, BG, CH, CY, CZ, DE, LTD [GB/GB]; 1st. Fl. West Wing, Davidson House, For- DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LT, LU, bury Square, Reading, Berkshire RG1 3EU (GB). LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR), OAPI (BF, BJ, CF, CG, CI, CM, GA, GN, GQ, (72) Inventor; and GW, KM, ML, MR, NE, SN, TD, TG). (71) Applicant : VAN DER BLOM, Nicolaas [NL/CH]; Postlagernd, CH-6314 Unterageri (CH). Published: (81) Designated States (unless otherwise indicated, for every with international search report (Art 21(3)) kind of national protection available): AE, AG, AL, AM, — with amended claims (Art 19(1)) AO, AT, AU, AZ, BA, BB, BG, BH, BN, BR, BW, BY, (54) Title: PISTON-CHAMBER COMBINATION 1 W 14 27 10 I t A 13 1 1 &Tem --• ji 4 fl fl 0 OIL 2 9 8 i 0 0 2 15 4 5 7 2 37 1 1 , 0 0111 rlib 6 A1 38 l 9 ► 111 lir 6 1 Fi • .58 FLAS 50 49 h X Fig . 1 1 .1 (57) : A piston-chamber combination comprising a chamber (1) which is bounded by an inner chamber wall (4), and com- .4! prising a piston (1) in said chamber (2) to be engagingly movable relative to said chamber wall (4) at least between a first position and a second position of the chamber (2), said chamber (2) having cross-sections of different cross-sectional areas and differing cir- ri in cumferential lengths at the first and second longitudinal positions, and at least substantially continuously different cross-sectional GC areas and circumferential lengths at intermediate longitudinal positions between the first and second longitudinal positions, the CP\ cross-sectional area and circumferential length at said second longitudinal position being smaller than the cross-sectional area and Ia n ) circumferential length at said first longitudinal position, said piston (1) is comprising an member (12) for suspension of the sealing - C (8, 9), said member (12) is rotatable, and said sealing (8, 9) is comprising a separate part (6, 6') engaging the wall (4) of said cham - IN ber (2) and a sealing (8, 9) made of elastically defoimable impervious material, and mounted on the piston rod (5). This is achieved c:::, by the piston (1) is produced to have a production-size of said separate part (6') and said sealing (8, 9) in the stress-free and unde - N foiined state thereof in which the circumferential length of the piston (1) is approximately equivalent to the circumferential length of 0 said chamber wall (4) at said second longitudinal position, the piston (1) being expandable from its production size in a direction transversally with respect to the longitudinal [Continued on next page] WO 2017/089852 Al MIONIMOREMIMOIDEEDIREHEIMEIDEMEHOIS / circular direction of the chamber (2) thereby providing for an expansion of sealing (7) of the piston (1) from the production size thereof during the relative movements of the piston from said second longitudinal position to said first longitudinal / circular posi - tion, one end, closest to a second longitudinal / circular position of the chamber, the sealing (7, 7') is embedded in a separate part (6, 6'), said sealing (8,9) of the piston (1) is comprising sealing sections (19, 20; 51, 51') in a direction along the piston rod (5), said sealing (7) is updivided in said sections over the circumference of said sealing (7), and, the angle (6;) in-between two adja- cent sealing sections is much less than 180°, one other end, closest to a first longitudinal / circular position of the chamber, said sealing (7) is updivided updivided in said sections over the circumference of said sealing (7), and, the angle (8;y) in- between two adjacent sealing sections is bigger than said angle (6;).
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/IB2015/002212 WO2017089852A1 (en) | 2015-11-24 | 2015-11-24 | Piston-chamber combination |
Publications (1)
Publication Number | Publication Date |
---|---|
SG11201803857RA true SG11201803857RA (en) | 2018-06-28 |
Family
ID=55398328
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
SG11201803857RA SG11201803857RA (en) | 2015-11-24 | 2015-11-24 | Piston-chamber combination |
Country Status (11)
Country | Link |
---|---|
US (1) | US20180372090A1 (en) |
EP (1) | EP3405704A1 (en) |
JP (1) | JP6928751B2 (en) |
KR (1) | KR20180084978A (en) |
CN (2) | CN114412990A (en) |
BR (1) | BR112018009854A2 (en) |
MX (1) | MX2018006420A (en) |
PH (1) | PH12018501350A1 (en) |
SG (1) | SG11201803857RA (en) |
WO (1) | WO2017089852A1 (en) |
ZA (1) | ZA201804225B (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN114412990A (en) * | 2015-11-24 | 2022-04-29 | Nvb推进国际有限公司 | Piston-chamber combination |
US20190390654A1 (en) | 2017-02-09 | 2019-12-26 | Nvb Windmill Energy International Ltd | Wind turbine |
Family Cites Families (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB1143665A (en) * | 1965-12-04 | |||
US4969542A (en) * | 1989-07-17 | 1990-11-13 | General Motors Corporation | Dust shield for a damper |
US6018093A (en) | 1998-06-29 | 2000-01-25 | The Procter & Gamble Company | Absorbent article including a calcium-based feces modification agent |
ATE381674T1 (en) | 1999-04-22 | 2008-01-15 | Nvb Composites Internat A S | DEVICE CONSISTING OF THE COMBINATION OF A CHAMBER WITH A PISTON |
US7461582B2 (en) * | 2002-05-24 | 2008-12-09 | Van Der Blom Nicolaas | Device comprising a combination of a chamber and a piston |
DE10117662C1 (en) * | 2001-04-09 | 2003-01-16 | Freudenberg Carl Kg | Rod or piston primary seal |
CN1720396A (en) * | 2002-10-02 | 2006-01-11 | Nvb合成物国际联合股份有限公司 | Combination of a chamber and a piston, a pump, a shock absorber, a transducer, a motor and a power unit incorporating the combination |
US8235255B2 (en) * | 2008-07-02 | 2012-08-07 | Nordson Corporation | Pistons with a lip seal and cartridge systems using such pistons |
CN101324230A (en) * | 2008-07-04 | 2008-12-17 | 西安交通大学 | Reciprocating compressor with novel transmission mechanism |
CN201593495U (en) * | 2010-01-25 | 2010-09-29 | 福建尤迪电机制造有限公司 | Air pump lubricated without oil |
CN101776061A (en) * | 2010-03-05 | 2010-07-14 | 浙江鸿友压缩机制造有限公司 | Piston valve air suction non-lubricated air compressor |
CN102562283B (en) * | 2010-12-20 | 2015-03-11 | 苏承寰 | Internal combustion engine with double rotor pistons |
TW201321596A (en) | 2011-07-01 | 2013-06-01 | Nvb Composites Internat Uk Ltd | Piston-chamber combination |
CN114412990A (en) * | 2015-11-24 | 2022-04-29 | Nvb推进国际有限公司 | Piston-chamber combination |
-
2015
- 2015-11-24 CN CN202110942751.5A patent/CN114412990A/en active Pending
- 2015-11-24 WO PCT/IB2015/002212 patent/WO2017089852A1/en active Application Filing
- 2015-11-24 BR BR112018009854A patent/BR112018009854A2/en not_active Application Discontinuation
- 2015-11-24 MX MX2018006420A patent/MX2018006420A/en unknown
- 2015-11-24 US US15/778,521 patent/US20180372090A1/en not_active Abandoned
- 2015-11-24 SG SG11201803857RA patent/SG11201803857RA/en unknown
- 2015-11-24 EP EP15834794.8A patent/EP3405704A1/en not_active Withdrawn
- 2015-11-24 JP JP2018527888A patent/JP6928751B2/en active Active
- 2015-11-24 CN CN201580084800.9A patent/CN108291640B/en not_active Expired - Fee Related
- 2015-11-24 KR KR1020187017631A patent/KR20180084978A/en active IP Right Grant
-
2018
- 2018-06-22 PH PH12018501350A patent/PH12018501350A1/en unknown
- 2018-06-22 ZA ZA2018/04225A patent/ZA201804225B/en unknown
Also Published As
Publication number | Publication date |
---|---|
KR20180084978A (en) | 2018-07-25 |
WO2017089852A1 (en) | 2017-06-01 |
BR112018009854A2 (en) | 2019-01-22 |
CN114412990A (en) | 2022-04-29 |
US20180372090A1 (en) | 2018-12-27 |
EP3405704A1 (en) | 2018-11-28 |
JP6928751B2 (en) | 2021-09-01 |
JP2018538491A (en) | 2018-12-27 |
CN108291640B (en) | 2021-09-03 |
ZA201804225B (en) | 2019-09-25 |
CN108291640A (en) | 2018-07-17 |
MX2018006420A (en) | 2019-05-02 |
PH12018501350A1 (en) | 2019-02-18 |
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