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Latest external collaboration on country level. Dive into details by clicking on the dots.

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Dive into the research topics where Ari Ketonen is active.

Publication


Featured researches published by Ari Ketonen.


Archive | 2009

Safety arrangement of an elevator having sensors limiting extent of elevator travel

Ari Ketonen; Ari Kattainen


Archive | 1997

Door sill arrangement in an elevator car

Ari Ketonen; Harri Anttila


Archive | 1994

System for forming the jambs for the landing doors of an elevator

Ari Ketonen


Archive | 2010

METHOD FOR ARRANGING THE REEVING OF AN ELEVATOR, METHOD FOR MODERNIZING AN ELEVATOR, AND ELEVATOR

Ari Ketonen; Antti Saarelainen


Archive | 2010

Elevator provided with locking apparatus to prevent movement of the elevator car and locking apparatus to prevent movement of the elevator car

Ari Ketonen; Jarmo Ahoniemi; Marko Malin


Archive | 1999

Fireproofing for an elevator landing door

Ari Ketonen


Archive | 1998

Procedure for installing a landing door, and a corresponding installation system

Ari Ketonen; Jori Hägg; Harri Anttila


Archive | 2010

FIXING ARRANGEMENT OF A HOISTING MACHINE OF AN ELEVATOR AND METHOD FOR INSTALLING A HOISTING MACHINE OF AN ELEVATOR

Ari Ketonen; Marko Malin; Niko Forsström; Juha Taavela


Archive | 1994

Joint between a landing door and wall structures

Leon Hoefsloot; Ari Ketonen


Archive | 2011

BACKUP CIRCUIT FOR ELECTRICITY SUPPLY, ELEVATOR SYSTEM, AND METHOD

Antti Saarelainen; Ari Kattainen; Ari Ketonen

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