Babyproof door knob lock
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(→Bill of Materials (Doorknob)) |
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| - | | screws | + | | screws x2 || outer doorknob || -- || brass plated || cold heading, thread wooling || locks inner and outer doorknobs in place |
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! 5 | ! 5 | ||
Revision as of 18:24, 19 September 2007
Bill of Materials (Doorknob)
| Number | Name | Origin | Weight | Material | MT | Function |
|---|---|---|---|---|---|---|
| 1 | circular wedge | latch | -- | Aluminum | stamped | access a wedge to keep latch assembled in place inside door |
| 2 | pop rivot | latch | -- | brass | molded | holds latch case |
| 3 | turning shaft | outer doorknob | -- | steel | molded | functions key lock |
| 4 | screws x2 | outer doorknob | -- | brass plated | cold heading, thread wooling | locks inner and outer doorknobs in place |
| 5 | latch plate | latch | -- | brass | stamped | attaches to door jam (on door side) |
| 6 | strike plate | latch | -- | brass | stamped and bent | attaches to door jam, allows latch to fit in hole |
| 7 | spring | inner doorknob | -- | harden steel, nickel based alloy | wound, prehardened or hardened during fabrication | guides the lock by creating resistance in a locking shaft and keeping it aligned in a locking or unlocking position |
