History of locks and locksmithing Do you want to test your knowledge? Do you have knowledge not only in the field of lockpicking? But do you know the history of locks and locksmithing? So do not hesitate and fill out a quiz with us on the topic of the history of locks and locksmithing. The quiz contains 15 test questions with four possible answers and only one answer is always correct. Click the "Next" button. 1. Up to how many wafers/sliders did the original Bramah lock (patented in 1787) have?12182492. Then were the telescopic pins first patented (by Thorsten Rydberg) and when did Mul-T-Lock start their production of locks with telescopic pins?First patented in 1977, production started in the 1990sFirst patented in 1937, production started in the 1960sFirst patented in 1957, production started in the 1980sFirst patented in 1897, production started in the 1970s3. Who was the first major lock inventor of the 18th century?Linus YaleAlfred Charles HobbsJoseph BramahRobert Barron4. When was the Abus company founded?19441914193419245. When was the first modern in-line pin-tumbler lock invented?In 1820s (Chubb)In 1850s (Bramah)In 1840s (Yale)In 1890s (Towne)6. How long did the era of “perfect security” last?About 150 yearsIt never endedNearly 70 yearsAbout 15 years7. Which king was know for his love of locks and lockpicking?George VHenry VIIILouis XVICharles IV8. When was the company FAB founded and who were the founders?In 1911 by Alois Fáborský and František ŠedaIn 1901 by Alois Fáborský and Jaroslav RousekIn 1931 by František Šeda and Jaroslav RousekIn 1921 by Karel Mudroch and Alois Fáborský9. When were the first key-based locks invented in Ancient Egypt and Mesopotamia?Around 2000 BCAbout 5000 BCIn the 2th century ADFew hundred years BC10. Who opened Bramah’s lock and ended the era of “perfect security”?Alfred Charles HobbsRobert BarronHarry HoudiniLinus Yale Jr.11. Which material was used for the keys and pins in the old Egyptian lock design?IronCopperWoodRock12. Which of these locks is the predecessor of today’s lever locks?Chubb’s lockThe Egyptian lock designSargent’s lockYale’s lock13. Which statement about the old Egyptian lock mechanism is NOT true?The key is inserted directly into a hollow bolt.The bolt is blocked by loose pins that have to be lifted by the key to open the lock.It was first used in Ancient Egypt and Mesopotamia and later re-invented by the Romans.The lock may be opened from either side of the door.14. What was the reward for opening Bramah’s lock?400 pounds100 pounds200 guineas50 guineas15. Who invented the old Scandinavian padlocks from 18th century that used rotating discs mechanism?Christopher PolhemEmil HenrikssonAugust StenmanElias KohonenThank you for completing the quiz. Press the "Send" button to evaluate. 2021-03-26T06:38:23+00:00By admin| Připoj se k nám a sdílej s námi! FacebookTwitterEmail