Inventors:
Max C. Andrzejewski - Glenshaw PA
John D. Steranko - Pittsburgh PA
Richard K. Steranko - Pittsburgh PA
International Classification:
F16H 5517
Abstract:
A composite lead screw for use in a linear drive assembly is provided. The lead screw comprises a generally cylindrical carrier means. The carrier means has disposed therein at least one helical seating groove. This helical seating groove has a lead substantially equivalent to the lead of the lead screw. The lead screw also comprises at least one helical guide means having a lead substantially equivalent to the lead of the lead screw. The helical guide means is seated in the helical seating groove. A follower nut for use in a linear drive assembly in conjunction with the lead screw is also provided.