We will be closed from December 29 (Wed.) through January 4 (Tue.) for the year-end and New Year holidays.

The top 5 most popular useful documents downloaded in 2021.

We have added an introduction page for “Large Ceiling Fan - Ryusei”, which is installed on the ceiling of soundproof greenhouses to circulate air inside the greenhouses and efficiently generate downward airflow.

Technical column “Types and Characteristics of Measures to Reduce Floor Sway by Walking and Machinery” is added to Useful Contents.

Added trivia. Learn about horizontal/vertical building vibration, which has different properties in terms of the way it shakes.

Technical column “Points and Weaknesses of TMD to Know for Optimal Effectiveness” has been added to Useful Contents.

Webinar on Demand “BCP Required of Manufacturing Companies in the Event of an Earthquake” has been added to the webinar on demand delivery.

The Useful Contents page has been renewed.

Tidbits added. We introduce “resonance,” a phenomenon in which shaking is amplified.

Tidbits added. Here are some typical methods of evaluating environmental vibration.

We have added a second tidbit on vibration analysis. We summarized octave band analysis, which is often used to evaluate vibration and noise.

Added tidbits on vibration analysis.

Company profile and list of locations have been updated.

We will be closed from December 29 (Tue.) through January 4 (Mon.) for the year-end and New Year holidays.

Tidbits on environmental vibration added.