Introductory Locksmithing: Lock Functions

2018-10-14T10:18:32+00:00 September 6th, 2018|All, Cylindrical and Tubular, Introductory Locksmithing, Locks, Mortise|

Introduction Locks come in a variety of shapes, sizes, finishes, backsets, etc. These features were implemented to fill needs. Lock functions too were designed to fill needs. Situations exist where a door should always be locked, when it should never be locked, or when it should do X or Y. Locks with a variety of functions were and are therefore necessary to meet the needs of [...]

Sargent 10 Line Series Overview

2018-10-14T10:12:51+00:00 May 10th, 2018|All, Cylindrical and Tubular, Locks|

Manufacturer: Sargent Series: 10 Line Type: Cylindrical Leverset Warranty: 7 year limited Listing: Listed for 3 hour doors (double doors require 41-option). Certifications: ANSI A156.2 Series 4000-Grade 1. Meets UL 10C and UBC 7-2 (1997). Compliance: All levers conform to ADA requirement for barrier-free accessibility. Levers (L,J & P) conform to [...]

Patents That Shaped American Locksmithing, Part 3: Walter R. Schlage’s Cylindrical Lock

2018-10-14T10:08:09+00:00 March 12th, 2018|All, Cylindrical and Tubular, History, Locks|

Patent Number: 1,674,841 (Google Patents) Filing Date: August 20, 1923 Issue Date: June 26, 1928 Inventor(s): Walter R. Schlage Background I would personally consider the 19th century as the "golden era" of lock innovation and discovery. The first half of the century, or at least a large portion [...]

Library Update: ANSI/BHMA Lock Function Reference Chart

2018-10-14T10:05:46+00:00 February 26th, 2018|All, Cylindrical and Tubular, Deadbolt, Library Update, Locks, Mortise|

We've just added a reference chart (direct link here) to the Library which contains function numbers, common names, and descriptions of the most popular ANSI/BHMA mortise, bored (cylindrical), interconnected, deadbolt, deadlatch, and deadlock functions. It’s laid out in a way that we think is streamlined for locksmiths who may have not [...]

Library Update: Cylindrical Leverset Manufacturers Cross-Reference

2018-10-14T09:58:13+00:00 February 2nd, 2018|All, Cylindrical and Tubular, Library Update, Locks|

We've recently added a cross-reference PDF to the Cylindrical and Tubular Resources page  (direct link here) that provides a list currently produced of Grade 1, 2, and 3 cylindrical leversets offered by 10 popular manufacturers. These manufacturers include: Arrow, BEST, Cal-Royal, Corbin Russwin, DORMA, Falcon, General Lock, Hager, LSDA, Marshall Best, [...]