security-mechanisms

Telescopic Concentric Pin Mechanics: Dual Shear Line Alignment Verification

Engineering Overview: Engineering analysis of telescopic pin-in-pin tumbler assemblies, requiring simultaneous alignment of concentric outer sleeve and inner core shear lines.

Technical & Engineering Specifications

Standard EN 1303 Grade 6 / VdS High Security Class
Pin Architecture Telescopic Concentric Pin-in-Pin Array
Active Shear Lines 2 Independent Shear Lines per Chamber (10 Total)
Combination Capacity > 10,000,000 Certified Unique Differs

Dual Concentric Tumbler Array

Telescopic Pin-in-Pin Systems house two independent concentric pins inside each chamber bore: a hollow outer sleeve pin and a solid inner center pin.

Exponential Pick Resistance

  • Dual Shear Lines: Each chamber requires aligning two separate shear lines simultaneously.
  • Permutations: In a 5-chamber core, this creates 10 active pin shear gates, generating over 10,000,000 certified non-repeating key combinations.

Frequently Asked Engineering & Selection Questions

Q1: What is a telescopic pin-in-pin lock cylinder?

A high-security lock where every pin chamber contains an outer hollow pin and an inner core pin that must both be aligned simultaneously to unlock.