×

STATIONARY STACK ASSEMBLY WITH REMOTELY CONTROLLED ACCESS

  • US 3,648,241 A
  • Filed: 03/20/1969
  • Issued: 03/07/1972
  • Est. Priority Date: 03/22/1968
  • Status: Expired due to Term
First Claim
Patent Images

1. A stationary stack assembly having a plurality of equally spaced stationary stacks, said stationary stack assembly being so designed that the position of each aisle formed between adjacent stacks and more specific article storage positions are indicated by making use of signals of numerical codes representative of said aisle position and said said storage positions respectively, and comprising (1) a set of numerical keys from 0 to 9, (2) means for converting a plurality of signals created by said keys into signals indicating said aisle position and said more specific positions, (3) storage position indicating means for indicating a desired storage position in accordance with said signals indicating the aisle position and the more specific position, (4) a lockable closure member for covering each of said specific storage positions, (5) means for unlocking the lock of said closure member at said specific storage position in response to said specific position signal. (6) means for receiving a qualification card having at least one qualification information signal recorded thereon to limit the operation of said stationary stack assembly, (7) means for reading the information recorded on said qualification card and transmitting the same as at least one qualification signal, and (8) means for receiving said qualification signal and also said aisle position signal and said more specific position signals and comparing said qualification signal with said aisle position signal and said more specific position signals and transmitting said position signals to said storage position indicating means and said unlocking means only upon coincidence of said position signals with said qualification signal.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×