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L. Kellenberger

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L. Kellenberger & Co. AG
Native name
L. Kellenberger & Co. AG
Aktiengesellschaft
ISINUS4123243036
Industrymachine tool industry
Founded1917
FounderLeonard Kellenberger
Headquarters,
Key people
Urs Baumgartner
Number of employees
approx. 400
Websitewww.kellenberger.com

The company L. Kellenberger & Co. AG is an internationally operating Swiss manufacturer of high precision grinding machines with headquarters in St. Gallen.

Field of activity[edit | edit source]

Kellenberger has specalized in the development and production of numerically controlled high-precision grinding machines and systems for the application in the field of medium and high technology.[1]

The company manufactures universal and cylindrical grinding machines for external and internal cylindrical grinding of small and medium-sized parts. These machines are used in the high-precision manufacturing of proto-types as well as for small-, medium- and large-series manufacture in the sectors mechanical engineering, tool and mould making, automotive and electrical industries, hydraulics, Aerospace, precision and tool-making industry.[2]

Aerial view of Kellenberger in St. Gallen

History[edit | edit source]

1917 Leonard Kellenberger founded a mechanical workshop for the manufacturing of grinding machines in his hometown St. Gallen. 1918 L. Kellenberger & Compagnie launched the first self-developed universal grinding machine, 1920 the first surface grinding machine and a special-purpose grinding machine for the overhaul of car engines, 1922 the first crank shaft grinding machine.

In 1960 Kellenberger specialized in universal cylindrical grindingmachines. Today, Kellenberger is the leading company in the Hardinge Grinding Group, which incorporates the companies Voumard, Hauser, Tschudin, Usach and the British grinding machine tool manufacturer Jones & Shipman.[3]

The Hardinge Group, based in Elmira,USA, is a machine tool manufacturer with locations in North America, Europe and Asia. L. Kellenberger & Co. AG and HTT Hauser tript Tschudin AG, have now merged.[4]

Timeline[5][edit | edit source]

1917 Foundation by Leonhard Kellenberger

1918 First universal grinding machine

1920 Introduction of a surface grinding machine and of a special-purpose grinding machine for the overhaul of car engines

1922 First fine-boring, honing and crank-shaft grinding machine

1935 First tool and cutter grinding machine

1945 First hydraulic universal grinding machine

1956 Edgar Kellenberger takes over responsibility for the company

1960 Specialization on universal cylindrical grinding machines / tool and cutter grinding machines

1989 Jürg Kellenberger takes over as Managing Director. Foundation of the subsidiary company in the United States for Sales and Service, Kellenberger Inc.

1995 29 November Kellenberger becomes part of Hardinge INC., Elmira, USA.

2008 Merger of Kellenberger and HTT

2010 1 April, Jones & Shipman becomes part of Kellenberger

2012 15 June, official opening of the production hall in Romanshorn, Switzerland

2012 21. December, Hardinge takes over USACH (USA)

2013 21. May, Hardinge takes over Forkardt Operations

2014 9. September, Hardinge takes over Voumard

References[edit | edit source]

  1. "Firma von L. Kellenberger & Co AG - Entwicklung und Produktion von Präzisions-Schleifmaschinen, St.Gallen und Biel-Bienne, Schweiz". Retrieved 2017-08-28.
  2. "Fertigungstiefe von 85 % - Viele Kernkomponenten werden im eigenen Haus produziert 100 Jahre Innovationen in der Schleiftechnik". mav (in Deutsch). 2017-04-12. Retrieved 2017-09-19.
  3. "Fertigungstiefe von 85 % - Viele Kernkomponenten werden im eigenen Haus produziert 100 Jahre Innovationen in der Schleiftechnik". mav (in Deutsch). 2017-04-12. Retrieved 2017-09-19.
  4. "Hardinge Group - The Machine Tool Leader". www.hardinge.com. Retrieved 2017-09-19.
  5. "Firmenvorstellung - Firma von L. Kellenberger & Co AG - Entwicklung und Produktion von Präzisions-Schleifmaschinen, St.Gallen und Biel-Bienne, Schweiz". www.kellenberger.com. Retrieved 2017-09-19.

External links[edit | edit source]


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