Resources Contact Us Home
Multi-stage forming drum commutator

Image Number 13 for United States Patent #6630096.

A method and apparatus (20) for forming a fibrous web (50) includes a movable, foraminous forming surface (22) and a substantially stationary, vacuum-commutator duct system (24) which is located substantially subjacent the forming surface (22). The vacuum-commutator duct system (24) has an entrance opening (26) that changes in configuration along a longitudinal dimension (30) of the entrance opening (26).

  Recently Added Patents
Chip on chip semiconductor device including an underfill layer having a resin containing an amine-based curing agent
Churn prediction and management system
Filtering method for improving the data quality of geometric tire measurements
Systems and methods for cryopreservation of cells
System and method for stranded file opens during disk compression utility requests
LED package chip classification system
  Randomly Featured Patents
Olefin polymerization catalyst system and process for polymerization of olefins
Information processing apparatus and information processing method
Demountable subassembly for units for compacting bundles of textile fibres
Phial for distributing products, with an improved applicability
Preparation of zerovalent phosphine substituted rhodium compounds and their use in the selective carbonylation of olefins
Compartmentalized food storage assembly
Coolant system and cooling method utilizing two-phase flow for nuclear fusion reactor
Double-ended pressure contacting electrical terminal
Antiskid control device
Device for oxygenating blood in an extracorporeal circuit