Inventor

HAKALA HARRI

FI56 patents

⚠️ This page may combine multiple inventors who share the name “HAKALA HARRI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HAKALA HARRI

KONE OY

Arrangement for releasing the brake of an elevator machinery

Traction sheave elevator with drive machine below

Traction sheave elevator

Traction sheave elevator, hoisting unit and machine space

Procedure and apparatus for the measurement of elevator load

Elevator machinery

Elevator motor with flat construction

Elevator machinery mounted on a guide rail and its installation

Arrangement for fixing an elevator rope

Procedure and apparatus for braking a synchronous motor

Elevator drive machine placed in the counterweight

Elevator drive machine placed in the counterweight

Structure for attaching elevator machinery in a building

Elevator motor placed in the counterweight

Elevator machinery

Traction sheave elevator

Traction sheave elevator

Elevator machinery

Traction sheave elevator, hoisting unit and machine space

Elevator machinery

Device for emergency operation of an elevator motor

Damper winding of an elevator motor

Elevator motor with flat construction

Procedure for starting an elevator

KONE CORP

Arrangement in an opening in the wall of an elevator shaft and instrument panel

Elevator having a drive machine with a rotating traction sheave between multiple motors along the axis of rotation

Elevator drive machine

Elevator system and method for verifying a destination call

Procedure for adjusting air gaps between rotors and stators in an elevator drive machine

Elevator arrangement for setting the starting torque of the motor of an elevator machinery which uses at least one sensor for determining the imbalance moment of car load

Holding brake for a traction sheave elevator

Elevator drive machine having rotating traction sheave between rotors of multiple motors along the axis of rotation

Method and apparatus for the damping of motor vibrations

Elevator drive machine having rotating part positioned between two rotors along the axis of rotation

KONE ELEVATOR GMBH

Control of an elevator hoisting motor during under voltage conditions in the main power source

Procedure and apparatus for braking a squirrel-cage elevator motor fed by a frequency converter in fault situations

Procedure and apparatus for the measurement of the currents in a frequency converter

Method for controlling the semiconductor switches of a rectifier bridge connected to an a.c. mains supply, and a control unit designed for applying the method

Method for directing power between three-phase mains and a d.c. circuit

Method of and apparatus for controlling the braking resistor of a frequency converter

ERICSSON TELEFON AB L M

System and method for charging in a communication network

Virtual machine integrity

Method and apparatus for creating a finite blockchain

Methods and devices for handling hash-tree based data signatures

Multi-tenancy trusted data anonymization

WALLAC OY

Chelating agents and highly luminescent and stable chelates and their use

Dissociative fluorescence enhancement assay

Dissociative fluorescence enhancement assay

HAKALA HARRI

Elevator system including plurality of elevators operating in same hoistway

AHLBÄCK HANS

Method and arrangements for enhanced wireless access signalling in a wireless local area network