SUPPORT, VIBRATION ISOLATION SYSTEM, LITHOGRAPHIC APPARATUS, OBJECT MEASUREMENT APPARATUS, DEVICE MANUFACTURING METHOD
The invention provides a support with first and second end portions. The second end portion is on the side opposite to the first end portion in a longitudinal direction of the support. A coil spring is arranged between the first and second end portions. The coil spring comprises a first spiral membe...
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Format: | Patent |
Sprache: | eng |
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Zusammenfassung: | The invention provides a support with first and second end portions. The second end portion is on the side opposite to the first end portion in a longitudinal direction of the support. A coil spring is arranged between the first and second end portions. The coil spring comprises a first spiral member that extends between the first and second end portions in a circumferential direction of the support, and a second spiral member that extends between the first and second end portions in a circumferential direction of the support. The first and second spiral members extend in the longitudinal direction around a longitudinal axis of the support, wherein the first spiral member of the coil spring and the second spiral member of the coil spring are moveable relative to each other, and wherein the support further comprises a damper device that is attached to the first spiral member. |
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