[DOC] [TLE] J! Archive - Show #1428, aired 1990-11-14 [PAR] Andrew Bernknopf, a writer originally from Pittsburgh, Pennsylvania. Bob Blake, 
an .... A spiral-shaped curve; the threads on a tapered screw form a conical one... [DOC] [TLE] Rhino Tech Tips: Modeling screw threads (2 of 2) [PAR] Jan 17, 2009 ... The tip on orienting the thread form to the helix was great, but why didn't you ... 
One thing I have not figured out is how to do this on a tapered thread ... Try the "
Pull" command to pull the helical curve to the surface of your truncated cone. ... 
Tom, I just had another thought... you could also use the "Spiral"... [DOC] [TLE] CHAPTER 42 [PAR] Jun 20, 2011 ... Screw threads and gears are important machine elements. ... Although usually 
hidden from sight, gears are one of the most ... internal surface of a cylinder, or in 
the form of a conical spiral on the ... These are called straight or tapered threads, 
respec- tively ..... The tool creates the thread shape by repeatedly. [DOC] [TLE] Trouble sweeping a thread profile over a tapered spiral for BSPT ... [PAR] Oct 12, 2016 ... Trouble sweeping a thread profile over a tapered spiral for BSPT thread. ... I am 
new to Onshape and having come from TurboCad, I am finding it a steep learning 
curve. ... Because the cone is tapered, your sketch when swept will have some ... 
1. I created a conical face by drafting an Extrude feature. 2. [DOC] [TLE] modeling - How to create this kind of spiral tube? - Blender Stack ... [PAR] Nov 22, 2014 ... You probably want a spiral of type 1 or 2 and a "Curve Type" of 1 (for smoothness
). ... You can play around with the shape of the taper and bevel object to achieve 
diffent effects. To close the end of ... This could be easily done, using a circle (or 
any shape) and the Screw modifier. ... how to create a pine cone. [DOC] [TLE] Patent US4981424 - High pressure single screw compressors ... [PAR] Jan 1, 1991 ... A single screw compressor as claimed in claim 1 wherein the average ... respect 
to the mainrotor axis is equal to the angle of taper of said conical mainrotor. ... a 
casing cooperating with said mainrotor threads forming at least one ... the same 
pitch as said threads of said mainrotor, said spiral shaped port in... [DOC] [TLE] Chapter 1.pmd - New Age International [PAR] ACHME THREAD  A screw thread having an included angle of 29 and largely 
used for ... BELL MOUTHED HOLE  A hole which is rounded or tapered slightly 
larger at ... CIRCULAR PITCH  The distance from the center of one gear tooth to 
the center .... form of a conical spiral on the external or internal surface of a cone. [DOC] [TLE] Patent US5897062 - Fluid jet nozzle and stress improving treatment ... [PAR] a diffusion chamber, receiving the liquid from said multiplication chamber, ... A 
fluid jet nozzle according to claim 1, wherein said convex curve expanded toward 
the ... in one of an annular concavo-convex shape, parallel threads and tapered 
..... concavo-convex shape 17 which is not formed by a spiral shape as a screw, 
but... [DOC] [TLE] Chapter 42 Thread and Gear Manufacturing THREAD ... [PAR] Oct 16, 2014 ... or in the form of a conical spiral on the frustum of a cone (taper thread). ... 1. Pitch 
 distance from a point on one screw thread to the .... Involute Curve - Gear tooth 
form. Allows ... Milling  Form cutters with tooth shape utilized. [DOC] [TLE] Chassis Drive Terms [PAR] COUPLING - A connecting means for transferring movement from one part to 
another; may ... GEAR - A cylinder - or cone - shaped part having teeth on one 
surface which mate with ... HELICAL - Shapes like a coil spring or a screw thread. 
.... SPIRAL GEAR - A gear with teeth cut according to a mathematical curve on a 
cone. [DOC] [TLE] Patent US4665765 - Anti-friction worm gear speed

Question: A spiral-shaped curve; the threads on a tapered screw form a conical one
Answer: a helix