Surubul |
This topic is about Surubul, the author, LUV2XLR8, wrote about: Salutare. Am si eu o chestie care ma macina de ceva vreme si am vazut ca pe forumul vostru se pot discuta chiar si probleme care nu au de-a face cu ma ... To read more just scroll down
Surubul |
Jun 20 2009, 08:43 PM
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perioada de proba Group: Membri Posts: 2 Joined: 19-February 09 Member No.: 119.325 |
Am si eu o chestie care ma macina de ceva vreme si am vazut ca pe forumul vostru se pot discuta chiar si probleme care nu au de-a face cu masinile. De aceea doresc sa vin si eu cu o intrebare la care sunt curios ce fel de argumente voi primi Asadar, sunt curios daca stie cineva de ce s-a standardizat sensul de strangere a unui surub in sensul acelor de ceasornic si evident destransul in sens invers. Exista o explicatie stiintifica sau raspunsul e simplu, "de aia!" ? Multumesc. |
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Jun 20 2009, 09:26 PM
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specialist Group: Membri Posts: 2.278 Joined: 22-February 07 From: in traffic Member No.: 100.009 |
sensul in care stringi un surub e sensul in care apa se invirteste cind se scurge prin teava de evacuare (in emisfera nordica). de ce au ales ca sensul in care desfaci surubul sa fie taman invers, cred ca doar din motive de comoditate
This post has been edited by 20krpm: Jun 20 2009, 09:27 PM -------------------- allinol IS EVIL!
2011 Subaru Outback --- 2012 Acura TL |
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Jun 20 2009, 09:40 PM
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Membru destul de avansat Group: Moderator Posts: 8.813 Joined: 10-October 05 From: Ramnicu Valcea (Valcea) Member No.: 57.984 |
Geniala intrebare, genial raspuns! "Love to accelerate", bine ai venit pe forum. -------------------- Honda Accord 2.0 Executive Premium White
Great minds discuss ideas. Average minds discuss events. Small minds discuss people. |
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Jun 21 2009, 08:30 AM
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specialist Group: Membri de onoare Posts: 3.446 Joined: 28-September 05 From: Bucuresti Member No.: 56.992 |
Salutare. Am si eu o chestie care ma macina de ceva vreme si am vazut ca pe forumul vostru se pot discuta chiar si probleme care nu au de-a face cu masinile. De aceea doresc sa vin si eu cu o intrebare la care sunt curios ce fel de argumente voi primi Asadar, sunt curios daca stie cineva de ce s-a standardizat sensul de strangere a unui surub in sensul acelor de ceasornic si evident destransul in sens invers. Exista o explicatie stiintifica sau raspunsul e simplu, "de aia!" ? Multumesc. exista si surub "pe invers". depinde de aplicatii. -------------------- 2 * "Garsoniera" - HJ61 TD (4000cmc) si "Sugativa"- FJ62V (4000cmc) carburatie
"Furia Verde" - R5 TL (845cmc) WARNING: where we go there are no roads "Life is like a box of chocolates... you never know what you're gonna get." - Forrest Gump |
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Jun 21 2009, 09:38 AM
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specialist Group: Moderator Posts: 10.684 Joined: 29-March 04 From: Oradea (Bihor) Member No.: 23.122 |
QUOTE The right-hand rule of screw threads. The helix of a thread can twist in two possible directions, which is known as handedness. Most threads are oriented so that a bolt or nut, seen from above, is tightened (the item turned moves away from the viewer) by turning it in a clockwise direction, and loosened (the item moves towards the viewer) by turning counterclockwise. This is known as a right-handed (RH) thread, because it follows the right hand grip rule (often called, more ambiguously, "the right-hand rule"). Threads oriented in the opposite direction are known as left-handed (LH). By common convention, right-handedness is the default handedness for screw threads. Therefore, most threaded parts and fasteners have right-handed threads. Left-handed thread applications include: * Where the rotation of a shaft would cause a conventional right-handed nut to loosen rather than to tighten due to fretting induced precession. Examples include: o The left hand pedal on a bicycle. o The left-hand grinding wheel on a bench grinder. o The lug nuts on the left side of some automobiles. * In combination with right-handed threads in turnbuckles. * In some gas supply connections to prevent dangerous misconnections, for example in gas welding the flammable gas supply uses left-handed threads. * In some instances, for example early ballpoint pens, to provide a "secret" method of disassembly. * In some applications of a leadscrew, for example the cross slide of a lathe, where it is desirable for the cross slide to move away from the operator when the leadscrew is turned clockwise. The term chirality comes from the Greek word for "hand" and concerns handedness in many other contexts. Sursa: Wikipedia Deci raspunsul la intrebarea ta este: "ca asa au vrut ei sa se inteleaga" dar exista si exceptii de la regula atunci cand nu ar fi posibila folosirea "regulii" -------------------- Mercedes C320 CDI 4-matic
Audi A3 Sportback 1.9 TDI "Speed has never killed anyone. Suddenly becoming stationary... that's what gets you." -Jeremy Clarkson |
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Jun 21 2009, 10:44 AM
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CFO Group: Membri Posts: 2.695 Joined: 10-September 04 From: Bucuresti Member No.: 32.254 |
Deci raspunsul la intrebare este 'pentru ca majoritatea folosim mana dreapta' si 'dar exista si exceptii' :-)
-------------------- Avensis 2.2D4D, PatrolGR RD28TI, cu cutie manuala.
In cautare de masina spectaculoasa, veche si de toata ziua |
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Jun 21 2009, 11:33 AM
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subarugeot Group: Membri Posts: 1.484 Joined: 11-December 08 Member No.: 118.741 |
sensul in care stringi un surub e sensul in care apa se invirteste cind se scurge prin teava de evacuare (in emisfera nordica). de ce au ales ca sensul in care desfaci surubul sa fie taman invers, cred ca doar din motive de comoditate Fabulos! Nota 10. -------------------- スバル Subaru Outback 2.0D AC 150cp Obsidian Black Pearl - Peugeot 307 1.6 HDI 110cp Rouge Lucifer
Mandru posesor al uneia dintre ultimele KATANA autentice. Ce au facut dupa? Doar arme de foc ... "Unii au impresia ca au tractiune integrala altii chiar o au!" razvan p. |
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