Early Pin Tumbler Locks

Stansbury - Early Pin Tumbler Principle
Click to Enlarge Image Stansbury Pin Tumbler Door Lock. This is the first known attempt at the Pin Tumbler style mechanism patented by Abraham Ogier Stansbury, UK patent #2,851 dated 1805. Stansbury subsequently was awarded a US patent for the same lock dated Feb 11, 1807. This patent was lost in the Patent Office fire of 1836. Mfg by: Abraham Ogier Stansbury. Stansbury was an American who emigrated to England.
We have not found this lock as yet.
3749

 

Quadruplex - Early Pin Tumbler Principle
Click to Enlarge Image Yale Quadruplex Door Lock. Steel case. Mfg by: Linus Yale Sr. Patent #3630. This is Linus Yale Sr earliest attempt at the Pin Tumbler mechanism.
"The Michael Stuart Collection"
3748

 

Early Slider Mechanism - Sliding Body
Click to Enlarge Image Yale Sliding Body. 4 1/2" high. Brass case. Brass shackle. Mfg by: Linus Yale Sr. Linus Yale Sr. Patent #18169.
"Courtesy Neil Pylant" 
2504

 

Early Slider Mechanism - Pivot Shackle
Click to Enlarge Image Yale Slider Pivot Shackle. 2 1/4 " wide x 3 3/8" high x 5/8" deep. Brass case. Brass shackle. "G", "G", "2", and "7" is stamped on the obverse of the case. Mfg by: Linus Yale Jr.
"The Michael Stuart Collection"
4594
Click to Enlarge Image Yale Slider Pivot Shackle. 2 1/4" wide x 3 3/8" high. Brass case. Brass shackle. "2" is stamped on the obverse of the case. Mfg by: Linus Yale Jr.
"The Michael Stuart Collection"
3224
Click to Enlarge Image Yale Slider Pivot Shackle. 2 1/2" wide. Brass case. Brass shackle. Mfg by: Linus Yale Jr.
"Courtesy Neil Pylant" 
2304

 

Early Pin Tumbler Slider Mechanism - Rotating Plug
Click to Enlarge Image Yale Slider Rotating Plug Drawer Lock. This is the early slider mechanism with a rotating plug. We believe that this is Yale's first attempt at the rotating plug pin tumbler mechanism. Mfg by: Linus Yale Jr. Patent #31278.
We have not found this lock as yet.
3240

 

Current Pin Tumbler Mechanism
Click to Enlarge Image Yale Pin Tumbler. This is the first Yale Pin Tumbler Padlock Patent. Mfg by: Linus Yale Jr. Patent #48475.
We have not found this lock as yet.
3750

 

Current Pin Tumbler Push Key Mechanism
Click to Enlarge Image "BRAMBLE LOCK COMPANY TERREHAUTE". 1 13/16" wide. Steel case. Steel shackle. Keyway: Flat. No shackle spring. The reverse of the case and shackle are plain. Mfg by: Bramble Lock Co., Yale & Towne Mfg. Co. William H. Bramble Patent # 418884 (PK-LS-007-S1).
"Courtesy Neil Pylant" 
1608