According to one aspect, a lifter bar may be provided that is formed at least partially from an elastomeric material and includes at least one attachment formation embedded at least partially in the elastomeric material. In other aspects, the attachment formation may include a longitudinal spine that may include apertures, may be substantially planar, and may include a track.
LIFTER BAR WITH ATTACHMENT FORMATION
2017-01-19
Patent
Elektronische Ressource
Englisch