SE439334B - Ljuddempande anordning vid langstreckt halforsedd produkt av metall - Google Patents

Ljuddempande anordning vid langstreckt halforsedd produkt av metall

Info

Publication number
SE439334B
SE439334B SE7807779A SE7807779A SE439334B SE 439334 B SE439334 B SE 439334B SE 7807779 A SE7807779 A SE 7807779A SE 7807779 A SE7807779 A SE 7807779A SE 439334 B SE439334 B SE 439334B
Authority
SE
Sweden
Prior art keywords
hole
sound
wall
tube
cross
Prior art date
Application number
SE7807779A
Other languages
English (en)
Swedish (sv)
Other versions
SE7807779L (sv
Inventor
B Rossander
L Ermebrant
M Lesser
Original Assignee
Fagersta Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Fagersta Ab filed Critical Fagersta Ab
Priority to SE7807779A priority Critical patent/SE439334B/sv
Priority to GB7922237A priority patent/GB2025571B/en
Priority to NO792206A priority patent/NO154280C/no
Priority to DE19792927134 priority patent/DE2927134A1/de
Priority to AU48768/79A priority patent/AU530592B2/en
Priority to CA331,502A priority patent/CA1113920A/fr
Priority to FR7917815A priority patent/FR2440815A1/fr
Priority to US06/056,293 priority patent/US4296830A/en
Priority to MX178450A priority patent/MX153162A/es
Priority to ZA00793519A priority patent/ZA793519B/xx
Priority to BR7904498A priority patent/BR7904498A/pt
Priority to FI792194A priority patent/FI74521C/fi
Priority to AT0487479A priority patent/AT368246B/de
Priority to IE1187/79A priority patent/IE48200B1/en
Publication of SE7807779L publication Critical patent/SE7807779L/xx
Publication of SE439334B publication Critical patent/SE439334B/sv

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16FSPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F7/00Vibration-dampers; Shock-absorbers
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25DPERCUSSIVE TOOLS
    • B25D17/00Details of, or accessories for, portable power-driven percussive tools
    • B25D17/11Arrangements of noise-damping means
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • EFIXED CONSTRUCTIONS
    • E21EARTH OR ROCK DRILLING; MINING
    • E21BEARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods; Cables; Casings; Tubings
    • E21B17/006Accessories for drilling pipes, e.g. cleaners
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10STECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10S173/00Tool driving or impacting
    • Y10S173/02Sound muffling

Landscapes

  • Engineering & Computer Science (AREA)
  • Geology (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Mechanical Engineering (AREA)
  • Mining & Mineral Resources (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Fluid Mechanics (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geochemistry & Mineralogy (AREA)
  • General Engineering & Computer Science (AREA)
  • Earth Drilling (AREA)
  • Building Environments (AREA)
  • Soundproofing, Sound Blocking, And Sound Damping (AREA)
SE7807779A 1978-07-12 1978-07-12 Ljuddempande anordning vid langstreckt halforsedd produkt av metall SE439334B (sv)

Priority Applications (14)

Application Number Priority Date Filing Date Title
SE7807779A SE439334B (sv) 1978-07-12 1978-07-12 Ljuddempande anordning vid langstreckt halforsedd produkt av metall
GB7922237A GB2025571B (en) 1978-07-12 1979-06-26 Vibrationdamper
NO792206A NO154280C (no) 1978-07-12 1979-07-02 Anordning til lyddempning av en borstang for fjellboring.
DE19792927134 DE2927134A1 (de) 1978-07-12 1979-07-05 Mit schallschluckelement versehenes produkt
AU48768/79A AU530592B2 (en) 1978-07-12 1979-07-09 Product provided with sound damping element
CA331,502A CA1113920A (fr) 1978-07-12 1979-07-10 Produit a element insonorisant
FR7917815A FR2440815A1 (fr) 1978-07-12 1979-07-10 Objet metallique creux, amorti contre le bruit
US06/056,293 US4296830A (en) 1978-07-12 1979-07-10 Product provided with sound damping element
MX178450A MX153162A (es) 1978-07-12 1979-07-12 Varilla de perforacion mejorada provista con elemento amortiguador de sonido
ZA00793519A ZA793519B (en) 1978-07-12 1979-07-12 Product provided with sound damping element
BR7904498A BR7904498A (pt) 1978-07-12 1979-07-12 Produto equipado com elemento amortecedor de som
FI792194A FI74521C (fi) 1978-07-12 1979-07-12 Anordning foer daempning av ljud fraon en borrstaong vid en bergborr.
AT0487479A AT368246B (de) 1978-07-12 1979-07-12 Mit einer bohrung, einem hohlraum od.dgl. ausgebildeter hohlkoerper aus metall, mit wenigstens einem schalldaempferelement
IE1187/79A IE48200B1 (en) 1978-07-12 1979-08-08 Product provided with sound damping element

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE7807779A SE439334B (sv) 1978-07-12 1978-07-12 Ljuddempande anordning vid langstreckt halforsedd produkt av metall

Publications (2)

Publication Number Publication Date
SE7807779L SE7807779L (sv) 1980-01-13
SE439334B true SE439334B (sv) 1985-06-10

Family

ID=20335438

Family Applications (1)

Application Number Title Priority Date Filing Date
SE7807779A SE439334B (sv) 1978-07-12 1978-07-12 Ljuddempande anordning vid langstreckt halforsedd produkt av metall

Country Status (14)

Country Link
US (1) US4296830A (fr)
AT (1) AT368246B (fr)
AU (1) AU530592B2 (fr)
BR (1) BR7904498A (fr)
CA (1) CA1113920A (fr)
DE (1) DE2927134A1 (fr)
FI (1) FI74521C (fr)
FR (1) FR2440815A1 (fr)
GB (1) GB2025571B (fr)
IE (1) IE48200B1 (fr)
MX (1) MX153162A (fr)
NO (1) NO154280C (fr)
SE (1) SE439334B (fr)
ZA (1) ZA793519B (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003062484A1 (fr) * 2002-01-21 2003-07-31 Sandvik Ab Element pour forage de roches par percussion et son procede de production

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2920139C2 (de) * 1979-05-18 1986-10-02 Ruhrkohle Ag, 4300 Essen Schlagbohrstange
JPH0311508Y2 (fr) * 1985-01-28 1991-03-19
AUPO445897A0 (en) * 1997-01-06 1997-01-30 Boart Longyear Inc. Straight hole drilling system
KR20020080212A (ko) * 2001-04-12 2002-10-23 한국과학기술연구원 진동감쇄능이 우수한 복층 금속판재
US6966839B2 (en) * 2003-07-31 2005-11-22 American Axle & Manufacturing, Inc. Propshaft assembly with damper
EP1533085B1 (fr) * 2003-11-17 2010-04-14 Standall Tools Limited Méthode pour la réalisation d'un outil pour une machine motorisée
SE534173C2 (sv) * 2009-08-28 2011-05-17 Atlas Copco Secoroc Ab Borrsträngskomponenet med vibrationsdämpande struktur anordnad i anslutning till åtminstone en del av dess insida
EP3048239A1 (fr) * 2015-01-26 2016-07-27 Sandvik Intellectual Property AB Tige de guidage de forage résistant à une déviation

Family Cites Families (15)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB347964A (en) * 1929-07-05 1931-05-07 British Thomson Houston Co Ltd Improvements in and relating to vibration damping devices particularly for turbines, propellers and the like
US2051019A (en) * 1933-08-21 1936-08-18 Arutunoff Arieais Means for stabilizing the fluctuating flow of liquids in pipe or conduit systems
US2109937A (en) * 1937-05-24 1938-03-01 Trbojevich Nikola Shaft or beam
GB515807A (en) * 1938-06-16 1939-12-14 James Mason An improved method of silencing bits or drills for pneumatic breakers
GB669019A (en) * 1950-07-26 1952-03-26 Hardy Spicer & Co Ltd Improvements relating to tubular drive shafts
GB754518A (en) * 1953-11-16 1956-08-08 Gen Motors Corp Improved propeller shaft
US2848882A (en) * 1955-11-25 1958-08-26 Gen Motors Corp Drive noise insulating means
DE1049162B (de) * 1957-07-25 1959-01-22 Maschf Augsburg Nuernberg Ag Maschinenteil mit schwingungsdaempfenden Reibflaechen
US3526293A (en) * 1968-06-13 1970-09-01 Gardner Denver Co Muffler for fluid actuated tool
GB1284881A (en) * 1968-08-16 1972-08-09 Holman Brothers Ltd Pneumatic breaker steels
FR2142165A5 (fr) * 1971-06-15 1973-01-26 Wilman Sigismond
FR2151738A5 (fr) * 1971-09-10 1973-04-20 Wilman Sigismond
US3861494A (en) * 1973-11-19 1975-01-21 Ingersoll Rand Co Sound absorbing device
US4030553A (en) * 1975-06-23 1977-06-21 Rockwell Thomas H Percussion tool with noise reducing characteristics and method of making
SE398092B (sv) * 1976-07-15 1977-12-05 Hell Hans Fredrik Gustav Anordning for ljuddempning i segelbatsriggar

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2003062484A1 (fr) * 2002-01-21 2003-07-31 Sandvik Ab Element pour forage de roches par percussion et son procede de production

Also Published As

Publication number Publication date
AU530592B2 (en) 1983-07-21
AU4876879A (en) 1980-01-17
CA1113920A (fr) 1981-12-08
FR2440815A1 (fr) 1980-06-06
DE2927134A1 (de) 1980-01-31
FI74521B (fi) 1987-10-30
GB2025571B (en) 1983-03-23
US4296830A (en) 1981-10-27
BR7904498A (pt) 1980-05-06
NO792206L (no) 1980-01-15
NO154280C (no) 1986-08-20
GB2025571A (en) 1980-01-23
FI74521C (fi) 1988-02-08
IE791187L (en) 1980-01-12
ATA487479A (de) 1982-01-15
MX153162A (es) 1986-08-14
DE2927134C2 (fr) 1988-05-05
FI792194A (fi) 1980-01-13
ZA793519B (en) 1980-07-30
IE48200B1 (en) 1984-10-31
SE7807779L (sv) 1980-01-13
FR2440815B1 (fr) 1983-04-08
AT368246B (de) 1982-09-27

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