Noise and Vibration Control Goes to the Animals

and vibration control is an issue that is much moreDuring the design process, animal labs may want to
common than one might originally think. In fact, it canconsult with a producer of custom-molded rubber and
creep up in the most unlikely of places. A good case inrubber-to-metal bonded parts for noise and vibration
point is animal lab environments. Indeed, ALN Magazinecontrol. A world leader in the creation of rubber
recently ran an article titled “Noise &molding and rubber-to-metal bonded parts can help to
Vibration Considerations for the Animal Labcreate an environment that is not only safe for the
Environment.” Therein, the publication pointedanimals being kept there but is also conducive to a
out, “In the lab animal facility setting, noise,healthy work environment for the people who are
sound, and vibration affect the life cycle, interaction,employed there.
and behavior of animals.” However, becauseThe Vibro-Insulator line of isolators and mounts, in
“the impact of noise, sound, and vibration is aparticular, aid in the control of noise, vibration, and
largely undocumented factor in the research,”shock. Selecting the right type of mount for an
it’s an often overlooked issue.individual animal lab’s specific applications can
“If the sound pressure levels get tooprove tricky, however. That’s why consultation
high,” the article continues, “there is awith an expert with reputable qualifications in rubber
negative impact on animals and structures.”molding and rubber-to-metal bonding can be very
Vibration control, however, is just as important to thesebeneficial.
animals as noise control in that it “is a drivingOf course, once professional advice has been
force behind radiated sound.”obtained, browsing the Vibro-Insulator catalog allows
Obviously, exposure to noise and vibration can beanimal labs easy navigation so they can select the
detrimental to an animal’s hearing, but the riskscorrect mount for their application. Rubber
don’t stop there. “Sound and vibrationVibro-Insulators come in a variety of styles and sizes
can [also] have a physical impact on animals.”to handle most vibration isolation problems. Most of the
Even more startling, “Smaller animals are moremount styles are designed to be used in either the
susceptible to the affects of sound and vibration overcompression or shear direction.
time and will adapt or adjust accordingly. In someSelection of the proper Vibro-Insulator for a specific
cases, mutations may result from exposure toapplication boils down to a multi-step mathematical
undesirable conditions.”function that an expert can calculate for the lab or into
How can animal laboratories mitigate these problems?which the lab’s design team can plug the
The magazine notes, “The designers canfollowing information:
control items that are constant disturbances that may1. The maximum load that must be supported.
greatly impact the animal community. Items within the2. The number of mounts supporting the load.
designer’s control include ventilation system3. The frequency of the disturbing vibration.
design, machinery vibration isolation, wall construction,4. Any restrictions on the size or style of the mount
lighting selection, and computer terminalbased on space limitations or assembly considerations.
placement.”