Drafting machines or arrangements (arrangements in which draft is dependent on linear movement of take-up spindles, e.g. in mules, D 01 H 3/00; devices for combing or orienting fibres for open-end spinning machines D 01 H 4/30)
5
/
02
•
Gill boxes or other drafting machines employing fallers or like pinned bars (lubricating fibres in gill boxes D 01 G 29/00)
5
/
04
•
•
with pinned bars actuated by screw members
5
/
06
•
•
•
Intersecting gill boxes
5
/
08
•
•
with bars connected by links, chains, or the like
5
/
10
•
•
with pinned bars unconnected with each other but actuated through pressure of one against another
5
/
12
•
•
Details
5
/
14
•
•
•
Pinned bars
5
/
16
•
•
•
Framework; Casings; Coverings
5
/
18
•
Drafting machines or arrangements without fallers or like pinned bars
5
/
20
•
•
in which fibres are controlled by contact with stationary or reciprocating surfaces
5
/
22
•
•
in which fibres are controlled by rollers only
5
/
24
•
•
•
with porcupines or like pinned rotary members
5
/
26
•
•
in which fibres are controlled by one or more endless aprons
5
/
28
•
•
in which fibres are controlled by inserting twist during drafting (mules D 01 H 3/00; constructions of false-twist devices D 02 G 1/04)
5
/
30
•
•
incorporating arrangements for severing continuous filaments, e.g. in direct spinning (converting tows to slivers or yarns
D 01 G 1/06)
5
/
32
•
•
Regulating or varying draft
5
/
34
•
•
•
by manual adjustments
5
/
36
•
•
•
according to a pre-arranged pattern, e.g. to produce slubs
5
/
38
•
•
•
in response to irregularities in material
5
/
40
•
•
•
•
employing mechanical time-delay devices
5
/
42
•
•
•
•
employing electrical time-delay devices
5
/
44
•
•
Adjusting drafting elements, e.g. altering ratch
5
/
46
•
•
Loading arrangements
5
/
48
•
•
•
using weights
5
/
50
•
•
•
using springs
5
/
52
•
•
•
using fluid pressure
5
/
54
•
•
•
using magnetic arrangements
5
/
56
•
•
Supports for drafting elements (saddles or top roller arms forming essential components of weighting arrangements D 01 H 5/48)
5
/
58
•
•
Arrangements for traversing drafting elements (traversing arrangements for roving guides D 01 H 13/06)
5
/
60
•
•
Arrangements maintaining drafting elements free of fibre accumulations
5
/
62
•
•
•
Non-rotary cleaning pads or plates; Scrapers
5
/
64
•
•
•
Rollers or aprons with cleaning surfaces
5
/
66
•
•
•
Suction devices
5
/
68
•
•
•
•
Suction end-catchers
5
/
70
•
•
Constructional features of drafting elements
5
/
72
•
•
•
Fibre-condensing guides (guides for slivers, rovings, or yarns applicable solely for spinning, twisting, curling, or crimping purposes D 01 H 13/04)
5
/
74
•
•
•
Rollers
5
/
76
•
•
•
•
Loose-boss assemblies
5
/
78
•
•
•
•
with flutes or other integral surface characteristics