Predetermined Time Standards

Question 1

Diferencia con time study

Answer 1

They are already written in tables.

You don´t need to measure times.

Question 2

Ventajas

Answer 2

You don´t need to measure times.

They apply the same in all the world.

Question 3

Cuando se usa

Answer 3

They are assigned to fundamental movements and groups of movements that can not be accurately assessed by ordinary procedures of time study with a stopwatch. Because they are too short or the cycle is not continuous.

Question 4

Otros nombres

Answer 4

Basic Times

Synthetic Times

Question 5

Porque predetermined

Answer 5

because they are used to predict the standard times of new jobs that result from the change of methods.

Question 6

Por qué basic

Answer 6

because greater refinement is difficult and impractical. No se pueden separar más los micro-movimientos.

Question 7

Por qué synthetic

Answer 7

because they are often the result of the Therbligs logical combinations.

Question 8

Quién y cuando se crea el MTM-1

Answer 8

Maynard, Stegemerten and Schwab, 1949

Question 9

De cuales movimientos fundamentales da los tiempos el MTM-1

Answer 9

reaching, moving, turning, grabbing, positioning, unhooking and releasing.

Question 10

Qué es MTM-1

Answer 10

A procedure that analyzes any manual operation or method based on the basic movements that are required to perform it and assigns to each movement a predetermined standard time that is established by the nature of the movement and the conditions in which it is performed.

Question 11

Cómo funciona el MTM-1

Answer 11

It works based on a classification that includes the associated therblig and the distance or weight related to the element. Depending on the classification, a table value is obtained in TMUs (Time Measurement Unit)

Question 12

1 TMU =

Answer 12

0.00001 hr

Question 13

Los tiempos de las tablas NO incluyen tiempos por retrasos evitables, inevitables o fatiga, verdadero o falso?

Answer 13

VERDADERO

Question 14

El tiempo de las tablas incluye la calificación del operario, es el tiempo normal. Verdadero o falso?

Answer 14

Verdadero

Question 15

Cuándo se usa el MTM-2

Answer 15

work areas in which the detail of MTM-1 could economically hamper its use.

1. The effort portion of the work cycle is more than one minute.
2. The cycle is not highly repetitive.
3. The manual portion of the work cycle does not involve a large number of complex or simultaneous movements of the hands.

Question 16

Diferencias / Ventajas MTM-2

Answer 16

-less elaborate data that would be suitable for most
of the sequences of movements.
-The data is adapted to the operator and is independent of the workplace or the equipment used

Question 17

Cómo se forma el MTMT-2

Answer 17

1. Simple basic MTM movements.

2. Combinations of basic MTM movements.