Abstract: An animal welfare management assistance system includes means for communicating with terminals of corporations and sole proprietors involved in production, distribution, and selling of eggs, means for obtaining information on corporations operations and sole proprietors from the respective terminals, the operations performed for the eggs in compliance with a predetermined animal welfare regulations and managing information on the operations, means for determining that management complying with the animal welfare regulations has been performed for selling the eggs by verifying the information on the operations, and issuing a certificate resulting from the determination on the eggs, and means for returning a proportion of money collected as a result of selling the eggs with the certificate to each of the corporations and sole proprietors that have performed the management complying with the animal welfare regulation, the proportion corresponding to a degree of contribution to the management.

Abstract: A main body 17 of controller box 16 is attached to the lower surface of upper frame 15 of car frame 11 such that it can slide freely, and upper frame 15 is configured such that it constitutes a part of a wall of controller box 16.

Abstract: A car cam and locking roller locking structure that opens and closes elevator doors so that the lateral sliding of the car will not affect the opening of the doors. The invention is a mechanism to open and close elevator doors that is used to start the opening and closing operation of car door (1) and boarding entrance door (13) by moving forward end (4a) of car cam (4) furnished for car door (1) forward between a pair of locking rollers (14a) and (14b) furnished for boarding entrance door (13) so that it nearly touches locking roller (14a), while at the same time moving the other locking roller (14b) to grip car cam (4). Step-shaped part (40) is formed in locking roller (14b), and at the same time, catch (50), which catches the step-shaped part (40) to prevent its coming loose, is formed in car cam (4).

Abstract: A car cam and locking roller locking structure that opens and closes elevator doors so that the lateral sliding of the car will not affect the opening of the doors.