A Model accounting for Stiffness Weakening of Curvic Couplings under Various Loading Conditions

Table 2

Structural parameters of 12 examples of curvic couplings.

Serial number of samples	—	1	2	3	4	5	6	7	8	9	10	11	12
Tooth number	Z	12	12	12	16	16	16	20	20	20	24	24	24
Enveloped half pitches	N	7	9	11	11	13	15	15	17	19	19	21	23
Pressure angle (º)	α	20	30	40	30	40	20	40	20	30	20	30	40
Whole depth (mm)	h W	2.733	2.733	2.733	2.05	2.05	2.05	1.64	1.64	1.64	1.367	1.367	1.367
Clearance (mm)	c	0.41	0.41	0.41	0.308	0.308	0.308	0.246	0.246	0.246	0.205	0.205	0.205