Patent ID: 11965383
Assignee: STABIL DRILL SPECIALTIES, L.L.C.
Field: Civil engineering (Other fields)
Classification: CPC E | IPC E

Claim 0:
1. A downhole multi-axis shock absorbing sub comprising:
(a) a tubular main stem extending through a sub housing;
(b) a lateral shock absorbing assembly positioned within the sub housing and comprising:
(i) an activator ring positioned around the main stem, the activator ring including a plurality of wedge inserts positioned around a perimeter of the activator ring;
(ii) a reaction collar positioned on each side of the activator ring, the reaction collars including ramp surfaces engaged by the wedge inserts;
(iii) a spring system positioned to resist movement of the reaction collars away from the activator ring; and

(c) whereby lateral movement of the main stem causes the wedge inserts to move the reaction collars against the spring system.