← Back to Patent Explorer
JPS642980A Expired / Lapsed JP ⏱️ 0.0 years remaining

Operation device for elevator

Assignee: Mitsubishi Electric Corp
•
Filing: 1987-06-23
•
Granted: —
•
Expires: 2007-06-23
📄 Original PDF 🌐 Google Patents 🔄 Sync Now

Abstract

Abstract PURPOSE: To solve the dissatisfaction of a passenger by responding prior to the landing call of the opposite direction than the landing call of the same direction as a car direction, when it is detected that the landing call of the opposite direction to the car direction is registered before a prescribed time or more than the landing call of the same direction as the car direction of the same floor. CONSTITUTION: When it is detected that up-call and down-call are registered at the landing of the same floor, there is no assign call on the frontside of the car advance direction and further the landing call of the opposite direction to the car advance direction is registered before a prescribed time or more than the landing call of the same direction as the car advance direction, when this is detected, by responding by a car direction forced switching means 6 prior to the landing call of the opposite direction than the landing call of the same direction as the car direction, in other words, when both landings are registered on the same floor and one side stop waiting passenger is waited for a long time, this landing waiting passenger is served with a priority. Therefore, the operation efficiency of an elevator is not dropped and the dissatisfication of the landing waiting passenger registered the call advancely is solved and the service is improved. COPYRIGHT: (C)1989,JPO

Inventors

  • 👤 Yuichiro Hayashi

Bibliographic Details

Application Number —
Jurisdiction JP
Data Source google_patents
Last Synchronized 2026-11-08 15:12
CPC Classifications
—

Claims Analysis

Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.

References Cited (Backward Citations)

JPS6118684A Cited

USPTO Annuity & Maintenance Windows

Maintenance schedule is calculated for granted US utility patents.

Assigned Categories & Tags

No categories assigned to this patent yet.

Assign Category Tag