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Did Lew’s copy Daiwa’s braking system?

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I was curious about their new “paramag” braking system so I clicked to learn more about it. From what I’ve seen, it’s very similar to Daiwa’s braking system. Am I mistaken?

 

Not trying to throw shade at Lew’s btw. I’m just curious. 
 

https://www.lews.com/en/learn/paramag-braking-system?utm_source=Lew's+Fishing&utm_campaign=b6a1210f26-L_Paramag_25&utm_medium=email&utm_term=0_a71b12a350-e2ad58cd70-86823911&mc_cid=b6a1210f26&mc_eid=5ae35ec525

IMG_4600.png.a684e2d7419a23ecdd405343743e2d97.png

 

  • Super User

IIRC, Daiwa's patent on their Magforce-Z was running out. Now others can reverse engineer it without penalty.

From that pic it’s not close enough to Daiwa’s design to infringe on a patent imo but either way here it is. 

I’ve heard that patent infringement is very difficult to enforce too. 

DC brakes patent have also run out, so expect daiwa to use em, and others use daiwa patented brakes. Not a bad thing tbh, competition on the same quality tech will only get us better products.

No, Lews doesn't make reels.  The OEM they use has a number of systems like this and Paramag is their latest.  The Bass Pro Extreme uses a system similar to the SV Air Brake from the same OEM. 

 

Paramag looks more like a cross between SV and FTB.  Haibo uses a similar system on the Arise and Gravity reels.  The rotor stays stationary while the magnet assembly moves closer to the rotor.  This is like Shimano's FTB but instead of residing in the spool ID it fits inside of a Daiwa like rotor.  Basically, it's Doyo SV.

  • Super User

Looks over engineered to me. Clearly it’s a magnetic braking system but why don’t you buy one and run it thru some preliminary tests and post your findings here..

This might be a nothing burger.  There is no mention or animation of a dynamic brake like FTB moving the magnets based on inertia.  I assumed there would be since thats the mag braking meta right now.  It just shows them sliding towards or away from the spool with the dial.  If that's how Paramag operates then it's just a rehash of normal magnetic braking with the magnets turned on their side and a rotor extension on the spool.   The operation would be the same as other linear mag brake reels that use button magnets that interact with the spool's flat side.  I only advantage here is maybe better packaging that could allow for a slimmer side plate? 

 

The new LFS has it too

https://youtu.be/sS4_AfyXbZ8?si=JegAv_ZWjc3lf70H

  • Author
20 hours ago, Delaware Valley Tackle said:

From that pic it’s not close enough to Daiwa’s design to infringe on a patent imo but either way here it is. 

I’ve heard that patent infringement is very difficult to enforce too. 

I didn’t necessarily mean they committed patent infringement or had any ill intentions. I was genuinely just curious if it was a similar braking system. Thanks for the insight. 👍

12 hours ago, Bigbox99 said:

No, Lews doesn't make reels.  The OEM they use has a number of systems like this and Paramag is their latest.  The Bass Pro Extreme uses a system similar to the SV Air Brake from the same OEM. 

 

Paramag looks more like a cross between SV and FTB.  Haibo uses a similar system on the Arise and Gravity reels.  The rotor stays stationary while the magnet assembly moves closer to the rotor.  This is like Shimano's FTB but instead of residing in the spool ID it fits inside of a Daiwa like rotor.  Basically, it's Doyo SV.

Semantics 😁

  • Super User
On 10/1/2025 at 7:05 PM, woolleyfooley said:

I was curious about their new “paramag” braking system so I clicked to learn more about it. From what I’ve seen, it’s very similar to Daiwa’s braking system.

Close enough:

 

  • Super User
On 10/1/2025 at 8:58 PM, MN Fisher said:

IIRC, Daiwa's patent on their Magforce-Z was running out. Now others can reverse engineer it without penalty.

So basically magnetic brakes will get better across the board.

15 hours ago, PhishLI said:

Close enough:

 

Yup.  It's basically Doyo SV.  Unlike the FTB style brakes this one twists an induction rotor closer the magnets like the SV Air Brake.  Hopefully they did a good job.  The BPS Extreme uses a similar system that twists a flat plate on the side of the spool closer to the magnets.  When I played with it in store on multiple reels I was able to get the plate to get stuck partially extended when flicking the spool at max brake.  This is a $200+ reel with a fresh take on that brake so I assume they worked out the issues.

 

 

 

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