Device for determining the height of a pile of sheets
AssigneeHeidelberger Druckmaschinen AG
InventorMichael Kruger
Life of this patent
Estimating the term…
Abstract
A device for determining the height of a pile of sheets, includes a measuring sensor formed as an expansion member and pneumatically drivable towards a top surface of the sheet pile.
Claims2
Device for determining the height of a pile of sheets, comprising a measuring sensor formed as an expansion member and pneumatically drivable towards a top surface of the sheet pile, said expansion member comprising a wound hose unwindable in a direction towards a measuring surface at said top surface of the sheet pile by action of compressed air introduced into said hose, said hose being engageable at an unwound free end thereof with said measuring surface, and a measuring device having an input for receiving a signal corresponding to an increase in compressed air for unwinding the hose so that its free end engages said measuring surface.
Dependencies are inferred from the claim text.