DESC]RIPXION OF A NEW PADLOCK. 43 



VII. 



J)efcnption of a new Padlock of Security xvith Comhinaiions. By 

 Citizen Regnier.* 



-1l he intention of this padlock is to fecure portmanteaus, cloak Defcription of a 

 bags, and other packages in themoft complete manner, and to ^j^^^" j^^^^ '^°™" 

 ferve occafionally as defences to the key-holes of the doors of 

 apartments. 



The padlock is compofed of four circular pieces of brafs, 

 on which are engraven the twenty-four letters of the alphabet. 

 The four pieces are moveable on their axes by turning them 

 with the finger in order to produce the combination by which 

 it is opened. 



The combination of the manufafturer is the word ROME : 

 when this word is brought into a correct line with the two marks 

 on the edges of the two fteel plates FF, which form the ex- 

 ternal part of the padlock, thofe two plates can be Separated 

 a little from each other, and the clafp of the lock can be opened 

 by the hinge. 



The fame proccfs is ufed to faften it, with this difference, 

 that the two external plates are prefled together fo as to con- 

 fine the bow or clafp of the lock in its cell at G ; after which, 

 the combination is to be fiiifted fo that the characters fhall no 

 longer form the fame word in the before-mentioned line. 



The Method by ivhich the Pojfejfor may difpofe the Padlock to a6t 

 by a nevj Combination, which cannot be known to any other 

 Perfon : 



1. A fcrew is taken out, which pafles through the centre of 

 the plates FF. 



2. The combination which it is intended to fet afide, namely, 

 that which opens the lock at prefent muft be duly arranged. 



3. The marked circular pieces or rings mufi be taken off 

 from four plates of brafs which conflitute the central part, 

 and together form the centre-piece of the mechanifm. 



4. Laftly, The rings mufi be replaced on the centre pieces, 

 each according to the letter the poiTeffor may have chofen. 



For example : If you would adopt the word LOCK for the 

 combination, the letter L of the iiifl ring muft be placed over 



* Tranflated from a paper circulated by the conftruflor. 



