False twisting apparatus
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Nov 10, 1987
Grant Date -
N/A
app pub date -
Oct 2, 1986
filing date -
Oct 10, 1985
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
Apparatus for false twisting yarns is of the type comprising three rotatable shafts, each shaft having a plurality of discs thereon. The shafts are mounted on a base member and two shafts are pivotal about axes which with the axis of the third shaft are at the apices of an equilateral triangle. The third shaft, and spindles providing pivots for the movable arms which carry the other shafts, each have a respective first drive pulley thereon and a primary drive belt passes around the three pulleys. The spindles each also have second drive pulley thereon and each movable shaft has a third drive pulley thereon, a second drive belt passing around each respective pair of second and third drive pulleys. A cam mounted on the third shaft has two like operating portions into contact with which a respective follower part of each movable shaft is biassed. Movement of the shafts may be made without alteration of the tension in, or reverse bending of, the belts.
First Claim
Family
International Classification(s)
Cited Art Landscape
Patent Citation Ranking
Recipient Email Address
Recipient Email Address
Comment
Recipient Email Address
Add to Portfolio(s)
To add this patent to one, or more, of your portfolios, simply click the add button.
This Patent is in these Portfolios:
Add to additional portfolios:
Last Refreshed On:
Changes done successfully