Patent ID: 11878466
Assignee: HEWLETT-PACKARD DEVELOPMENT COMPANY, L.P.
Field: Other special machines (Mechanical engineering)
Classification: CPC B | IPC B

Claim 0:
1. A sealing assembly comprising:
a barrier comprised of a pair of sealing curtains positioned to cover and seal an aperture that is arranged to accommodate a printhead carriage, the barrier arranged so that portions of the printhead carriage are placed at separate sides of the barrier, a first curtain in the pair of sealing curtains being positioned on a first side of the printhead carriage and a second curtain in the pair of sealing curtains being positioned on a second side of the printhead carriage that is opposite the first side;
a primary pair of spools and a secondary pair of spools disposed on the printhead carriage, the first curtain being attached to a first spool in the primary pair of spools and the second curtain being attached to a second spool in the primary pair of spools, the first and second curtains being spooled and unspooled by the first and second spools of the primary pair of spools in response to movement of the printhead carriage;
a pair of protective curtains attached to the secondary pair of spools, the pair of protective curtains being positioned to overlap with the pair of sealing curtains to reduce particulate pollution on the pair of sealing curtains; and
a biasing member configured to urge one or more of the first or second curtain in the pair of sealing curtains into a sealing relationship with the aperture.