Social Space - Recreation and Sports

If you think you need new bearings for your inline skates, it's best to check your bearings for wear using the tests provided in this article. Your bearings are at the core of your wheels and reduce friction so you can skate smoothly and efficientl

According to USFDA, a combination product is one composed of any combination of a drug and device; biological product and device; drug and biological product

y. Hence, they need to be maintained properly from season to season.

Checking for Wear
The following are indications of major, bearing wear from a no-load, finger-flick, spin test:

One or more of your wheels stick(s) periodi

; or drug, device, and biological product and fixed dose combination would include two or more combinations of drug.

Examples of combination products may in

cally

One or more of your wheels (is) are seized

One or more or your wheels require(s) a lot of force to spin

One or more of your wheels spin(s) freely for only a second or two

In addition, the following a

lude drug-coated devices, drugs packaged with delivery devices in medical kits, and drugs and devices packaged separately but intended to be used together.

e signs of major, bearing wear from a spin test with the skater as the load:

While out skating you hear a loud, grinding noise from your bearings
It takes a lot of effort to pick up and maintain speed when you skate

here is enormous increase in the number of combination products entering the market in the recent years. Combination products have proven advantages but fixe

Your bearings are hot to the touch after a roll

You may also want to replace your inline skate bearings if you decide to switch to a different type of bearing. You may want to change from shielded bearings to sealed or racing bearings.

d dose combinations are still in the process of convincing regulatory authority on their advantages over the single ingredient formulations.

Combination pro

Learning the ABEC Scale
Bearings are rated on the Annular Bearing Engineering Council (ABEC) scale. Ratings are numbered 1, 3, 5, 7, and 9 on the ABEC scale. The higher the number is, the greater the manufactured precision of the beari

ucts have become life saving products for the pharmaceutical companies who doesn’t have many innovative molecules in their product pipeline and have been inc

ng.

However, there are no required materials to meet the ABEC specifications. The bearings only have to be made to a certain precision. That's all!

Servicing your Bearings
Inline skate bearings usually come in sets of four to eight.

easingly used in the product life cycle management. Even the companies having product patents are trying to extend their product life cycle through the combi

Before you head out to your favorite sporting goods store, write down the information that’s shown on the outer shields of your bearings. Don’t forget to flip the bearing over and include the text that's inscribed on the other side.

If you’re hap

nation products and maximize the revenues. But the companies involved in this practice are overlooking that they are burdening the patients both economically

y with the original bearings that came with your skates or the last set you installed, by all means buy the same bearings. If you have serviceable bearings like TwinCams or YAKs and you don’t mind doing your own cleaning and lubrication than you m

and physically. They need to rightly judge the benefits of the combination products and they have to even look at the risks involved when combining the produ

ay want to stick with the double-shielded type, especially if they are the Original Equipment Manufacturer (OEM) that your skate manufacturer recommends.

On the other hand, if you have non-serviceable or sealed bearings and are squeamish about doi

ts. Some of the combination products were well accepted by physicians while others suffered. Companies involved in development of combination products are fi

g your own cleaning and lubrication, even periodically, you may want to stick with this type of bearing and just replace them when they need to be changed.

In addition, if you have shielded bearings with pop-out caps, like Powell Swiss or Black Ho

ding difficulty in defining their combination products and facing various challenges from selecting a combination to marketing it.

Following aspects would a

le brands, and like them for their ease of maintenance, it’s probably best to go with this kind of bearing again.

Buying new Bearings
My K2 skates have 8-mm, TwinCam, ABEC-1, double-shielded bearings with the following inscribed on the

dd to the challenges in developing combination products:

Which markets to tap where the combination products can do fairly well?
Which combination prod

casings:

TwinCam
ABEC-1
608 ZZ

Normally, the manufacturer or brand doesn’t make a lot of difference within the three categories of shielded, serviceable bearings, shielded, serviceable bearings with pop-up caps

cts are meaningful and rational?
Which therapeutic categories to select?
Which Combinations can address unmet needs of the patients?
Do combin

and sealed, non-serviceable bearings. A bearing size of 8 mm and the 608 designation are fine for recreational, inline skaters. The ABEC rating is another story!

ABEC-1, 3, and 5 are the most common bearings that come with inline skates, as wel

tions increase the patient compliance?
What would be the developing cost?
How to tackle the risks encountered during combination product developmen

l as the newer ABEC-7s, which are gaining in popularity. Whether a skater can go faster with ABEC-5 bearings versus ABEC-1 bearings has never been proven, scientifically or otherwise.

Furthermore, the higher precision may not make a significant di

t?

As combination products don't fit into the traditional categories of drugs, medical devices, or biological products, the USFDA is in the process of devel

ference for the recreational skater who travels in the 10 to 20 mph range. The average skater doesn’t require a higher-rated bearing because the difference in performance is so minimal that it would only become apparent at speeds an inline skater n

ping new procedures for reviewing their safety, efficacy and quality.

Professional from academic institutions, pharmaceutical industries, health care indust

ever attains.

In addition, the higher precision eventually deteriorates down to ABEC-3 or 1 due to dust, dirt, and regular wear and tear. To increase your skating speed, you’d be better off to improve your technique and learn how to cut down on wi

y and representatives from various regulatory agencies are working out to design the regulatory requirements for manufacture and sale of combination products

nd resistance. These are proven ways to make you a faster and more efficient skater.

So, get the most affordable ABEC-1 or ABEC-3 inline skate bearings you can find, clean and lube them with oil or grease on an annual basis, and you’ll be just fin

.

As there is an increasing trend of the combination products companies manufacturing such products should be able to tackle the problems involved in the de

.

Summing Up
When it comes time to purchase new bearings for your inline skates, make sure you write down the information that's inscribed on the outer casing of your bearings before you head to your local, skating shop. In addition,

elopment. They need to be wiser in analyzing the market trends and the regulatory requirements.

Companies that provide selfless information through particip

beware that an ABEC rating is nothing more than a bearing precision. If you find a set of bearings at the right price that are suited for your skates, but they have a lower ABEC rating, go for it anyway! You'll probably never notice the difference

tion in industry events and feedback to regulatory authorities would be able to face the challenges and will be successful in developing combination products

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