Elevator system

Number of patents in Portfolio can not be more than 2000

United States of America Patent

PATENT NO 9988243
APP PUB NO 20160311655A1
SERIAL NO

15103029

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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An elevator system includes an elevator car carrier moveable in a travel space to a plurality of floors. The elevator car carrier has a first elevator car and a second elevator car adjustably arranged thereon, as well as a drive unit. An adjustment device includes a first traction device and a second traction device, which traction devices are wound in the opposite sense onto drums of the drive unit. The distance between the first elevator car and the second elevator car can be adjusted by a rotation of the drums to adapt to varying floor distances.

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First Claim

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Patent Owner(s)

Patent OwnerAddress
INVENTIO AG6052 HERGISWIL

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Cortona, Elena Zürich, CH 15 161
Schmid, Frankie Ebikon, CH 8 26

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