Graziano Trasmissioni: Difference between revisions
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.<ref>{{cite web |url=http://www.autotechblog.org/lamborghini-aventadors-7-speedl-transmission-oerlikon-graziano |title=Lamborghini Aventador’s transmission comes from Italian specialists Oerlikon Graziano |author= |date= |work=Harry |publisher= |accessdate=31 March 2011}}</ref><ref> |
.<ref>{{cite web |url=http://www.autotechblog.org/lamborghini-aventadors-7-speedl-transmission-oerlikon-graziano |title=Lamborghini Aventador’s transmission comes from Italian specialists Oerlikon Graziano |author= |date= |work=Harry |publisher= |accessdate=31 March 2011}}</ref><ref> |
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{{cite web |url=http://www.oerlikon.com/ecomaXL/index.php?site=GRAZIANO_EN_press_releases_detail&udtx_id=8206 |title=Oerlikon Graziano and Vocis Driveline Controls develop step change in transmission technology for new Lamborghini flagship |author= |date=22 Mar 2011 |work= |publisher=Oerlikon Graziano |accessdate=31 March 2011}}</ref> Despite being single-clutch, gear-shifts are accomplished in 50ms. |
{{cite web |url=http://www.oerlikon.com/ecomaXL/index.php?site=GRAZIANO_EN_press_releases_detail&udtx_id=8206 |title=Oerlikon Graziano and Vocis Driveline Controls develop step change in transmission technology for new Lamborghini flagship |author= |date=22 Mar 2011 |work= |publisher=Oerlikon Graziano |accessdate=31 March 2011}}</ref> Despite being single-clutch, gear-shifts are accomplished in 50ms. |
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The [[Gallardo]] used a mid-engine gearbox. |
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The DCT gearbox used in the new Audi R8 was developed in partnership with Graziano.It is built and pretested at Graziano's Luserna plant in Italy before shipment to Volkswagen's Kassel plant in Germany, where the the clutch and mechatronics modules are added. The finished transmission is then sent to Audi.<ref>http://ae-plus.com/technology/graziano-helps-audi-r8-to-make-smooth-progress</ref> |
The DCT gearbox used in the new Audi R8 was developed in partnership with Graziano.It is built and pretested at Graziano's Luserna plant in Italy before shipment to Volkswagen's Kassel plant in Germany, where the the clutch and mechatronics modules are added. The finished transmission is then sent to Audi.<ref>http://ae-plus.com/technology/graziano-helps-audi-r8-to-make-smooth-progress</ref> |
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The Aston Martin One-77, Vantage S and Maserati GranTurismo S use rear transaxle gearboxes. |
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The 2014 [[McLaren 650S]] uses the second generation of the SSG, with revised software which improves shifting times by further 0.3s<ref>http://www.autoblog.com/2014/04/10/2015-mclaren-650s-spider-first-drive-review-video/</ref> |
The 2014 [[McLaren 650S]] uses the second generation of the SSG, with revised software which improves shifting times by further 0.3s<ref>http://www.autoblog.com/2014/04/10/2015-mclaren-650s-spider-first-drive-review-video/</ref> |
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Revision as of 19:04, 13 April 2014
Graziano Oerlikon (former Graziano Trasmissioni) is a Swiss-Italian company based in Turin manufacturing gearboxes, drivelines and their mechatronics components. It makes the "Pre-Cog" seven-speed Seamless-Shift gearbox (SSG) dual-clutch gearbox used in the McLaren MP4-12C[1] .
Graziano Oerlikon is the world largest supplier of precision gears and shafts for final reduction components within the agricultural and off-highway vehicle.[2] The company is also known for suppling transmission and mechatronics for premium performances cars. Customers include Ferrari, Lamborghini, Audi, Maserati , Alfa Romeo and Aston Martin, while some Mercedes-AMG models uses Graziano Power Transfer Unit .[3][4] Competitors include germans ZF Friedrichshafen and Getrag.
History
Graziano Trasmissioni started in 1951 as a small family company with 15 employees. In 1963, the company moved to its present headquarters in Cascine Vica. After 1981, the company's export activity increased progressively. The company then expanded, opening a factory in India in 1999, another in Suzhou (China) in 2006 and a third in Cerveny Kostelec (Czech Republic), in 2006.
In 2007 it merged with Fairfield, becoming Oerlikon Drive Systems, part of the Oerlikon Group. Graziano is currently named Oerlikon Graziano.[5]
Applications
In 1996-1997, in cooperation with Ferrari, it developed and supplied the complete gearboxes for the Ferrari Modena.
The new Lamborghini Aventador uses a single-clutch 7-speed semi-automatic gearbox built by Graziano. .[6][7] Despite being single-clutch, gear-shifts are accomplished in 50ms. The Gallardo used a mid-engine gearbox.
The DCT gearbox used in the new Audi R8 was developed in partnership with Graziano.It is built and pretested at Graziano's Luserna plant in Italy before shipment to Volkswagen's Kassel plant in Germany, where the the clutch and mechatronics modules are added. The finished transmission is then sent to Audi.[8]
The Aston Martin One-77, Vantage S and Maserati GranTurismo S use rear transaxle gearboxes.
The 2014 McLaren 650S uses the second generation of the SSG, with revised software which improves shifting times by further 0.3s[9]
See also
References
- ^ English, Andrew ("2011-02-14). "McLaren MP4-12C review". The Daily Telegraph. London.
{{cite news}}: Check date values in:|date=(help) - ^ http://www.oerlikon.com/graziano/en/products/gear-drive-solutions/high-precision-gears-1/
- ^ http://www.oerlikon.com/en/innovation/our-competencies/competences-drive/
- ^ http://ae-plus.com/features/qanda-paolo-mantelli-grazianos-head-of-automotive-transmissions
- ^ "Historical milestones".
- ^ "Lamborghini Aventador's transmission comes from Italian specialists Oerlikon Graziano". Harry. Retrieved 31 March 2011.
- ^ "Oerlikon Graziano and Vocis Driveline Controls develop step change in transmission technology for new Lamborghini flagship". Oerlikon Graziano. 22 Mar 2011. Retrieved 31 March 2011.
- ^ http://ae-plus.com/technology/graziano-helps-audi-r8-to-make-smooth-progress
- ^ http://www.autoblog.com/2014/04/10/2015-mclaren-650s-spider-first-drive-review-video/
External links
- Oerlikon Graziano official site
- UK subsidiary
- Graziano brochure. Lists the cars equipped with Graziano gearboxes. This list includes various Ferraris (360, 430, 575M, 612, Enzo), the Lamborghini Gallardo/Audi R8, Alfa Romeo 8C Competizione, Aston Martin V8 Vantage and DB9 and Maserati Quattroporte and Coupé/Spyder.