All the construction details and elements of the collapsible door are shown via images in this presentation. Hope it may help you in any way if it could. Please feel free to share or to give any kind of feedback. Thank you. :)
7. COLLAPSIBLEDOOR
ADVANTAGES:
1. OCCUPIES LESS SPACE
2. MEMBERS ARE VERY STRONG
3. COMMUNICATION THROUGH CLOSED DOOR POSSIBLE
DISADVANTAGES:
1. NOT PLEASING IN APPRERANCE AESTHETICALLY
2. WEAKEST POINT IS THE LOCK. IF LOCK IS BROKEN DOOR HAS NO
SECURITY.
3. MAKES NOISE DURING CLOSING AND OPENING
4. WHEELS AND TRACK REQUIRE MAINTENANCE