Position-measuring device
AssigneeDr. Johannes Heidenhain GmbH
InventorsThilo Schlicksbier, Tarek Nutzinger
Life of this patent
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Abstract
A position-measuring device includes a housing having a first portion in the form of a hollow section and extending in a longitudinal direction. The housing includes at least a first passage and a second passage, the first and second passages each extending in the longitudinal direction at least partially through the first portion. A scale is disposed within the housing for being scanned as part of a position measurement. The position-measuring device includes a connecting channel, the first and second passages being interconnected via the connecting channel.
Claims16
A position-measuring device, comprising:
- a housing having a first portion in the form of a hollow section and extending in a longitudinal direction, the housing having at least a first passage and a second passage, the first and second passages each extending in the longitudinal direction at least partially through the first portion;
- a scale disposed within the housing for being scanned as part of a position measurement;
- and
- a connecting channel, the first and second passages being interconnected via the connecting channel.
Dependencies are inferred from the claim text.