Hollow Wobble Stick (WH)

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Hollow Wobble Stick (WH)

File(s)

A hollow wobble stick manipulator enabling small tools or vacuum instruments to be inserted directly into the vacuum envelope. Tactile operation to give the user a true 'feeling' of position inside the vacuum chamber.

Technical Data - WH Series
Pressure Range UHV to 1 bar
Leak Rate 1x10-1 mbar.l.s-1
Service Intervals 100,000 cycles
Bakeout Temperature 250 °C
Construction Body: stainless steel
Mechanism: stainless steel, aluminium and bronze
Seals Stainless steel bellows
Mounting Position Any
Linear Lock/Clamp Yes
Hollow Wobble Sticks (WH)
DN Type Flange OD Tool Mounting Flange mm Linear Travel Angular Range1 Degrees Dim in mm Retracted Dim in mm Extended Dim in mm Extended Dim in mm Retracted Hole Dia Type Shipping weight kg Order Code
mm inch A B C D
DN40 70 2.75 34 80 ±22.0 139 159 74 79 3.6 Hollow 1.0 ZWS75H
DN40 70 2.75 34 151 ±22.0 210 259 74 108 3.6 Hollow 1.0 ZWS150H
DN40 70 2.75 34 237 ±22.0 296 381 74 144 3.6 Hollow 1.0 ZWS225H
DN40 70 2.75 34 280 ±22.0 339 442 74 162 3.6 Hollow 1.0 ZWS275H
All dimensions in mm unless otherwise stated.
1) Please note that this only applies when mounted on a 41 mm ID tubulation of maximum length of 40 mm from the flange face to the inside of the chamber.
Angular range will be reduced with a smaller ID mounting port or a longer length.

File(s)

Features

  • Linear travels from 80mm to 280mm
  • +/- 22° of angular movement
  • Dual edge welded bellows.
  • 70mm OD conflat mounting flange.
  • Leak rate < 1x 10-10 mbar ls-1
  • Pressure range 1 bar to 10-11 mbar
  • All stainless steel construction
  • 34mm OD travelling flange with clear bore of 3.9mm suitable for rotary drive units