Shindaiwa Speed-Feed Trimmer Heads. Shindaiwa Speed-Feed ® Trimmer Heads 4.5 in/ 115 mm Model 450...
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Transcript of Shindaiwa Speed-Feed Trimmer Heads. Shindaiwa Speed-Feed ® Trimmer Heads 4.5 in/ 115 mm Model 450...
![Page 1: Shindaiwa Speed-Feed Trimmer Heads. Shindaiwa Speed-Feed ® Trimmer Heads 4.5 in/ 115 mm Model 450 3.75 in/ 95 mm Model 375.](https://reader031.fdocuments.us/reader031/viewer/2022013103/56649e2a5503460f94b18061/html5/thumbnails/1.jpg)
ShindaiwaShindaiwaSpeed-Feed Speed-Feed
Trimmer Trimmer HeadsHeads
![Page 2: Shindaiwa Speed-Feed Trimmer Heads. Shindaiwa Speed-Feed ® Trimmer Heads 4.5 in/ 115 mm Model 450 3.75 in/ 95 mm Model 375.](https://reader031.fdocuments.us/reader031/viewer/2022013103/56649e2a5503460f94b18061/html5/thumbnails/2.jpg)
Shindaiwa Speed-FeedShindaiwa Speed-Feed®® Trimmer HeadsTrimmer Heads
• 4.5 in/ 115 mm Model 450 • 3.75 in/ 95 mm Model 375
![Page 3: Shindaiwa Speed-Feed Trimmer Heads. Shindaiwa Speed-Feed ® Trimmer Heads 4.5 in/ 115 mm Model 450 3.75 in/ 95 mm Model 375.](https://reader031.fdocuments.us/reader031/viewer/2022013103/56649e2a5503460f94b18061/html5/thumbnails/3.jpg)
New Terminologies
• Only 6 basic components
• Knob• Eyelet carrier• Core• Spool• Cover
![Page 4: Shindaiwa Speed-Feed Trimmer Heads. Shindaiwa Speed-Feed ® Trimmer Heads 4.5 in/ 115 mm Model 450 3.75 in/ 95 mm Model 375.](https://reader031.fdocuments.us/reader031/viewer/2022013103/56649e2a5503460f94b18061/html5/thumbnails/4.jpg)
Shindaiwa’s Unique New Head!
• In-house design• US Pat #6,952,877• Others pending• Unique features• Glass-filled nylon
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Low-Vibration
• Top (winder) serves as vibration-dampening disk
• Most parts secured to gearcase• Rigid control of dimensions, molding process
![Page 6: Shindaiwa Speed-Feed Trimmer Heads. Shindaiwa Speed-Feed ® Trimmer Heads 4.5 in/ 115 mm Model 450 3.75 in/ 95 mm Model 375.](https://reader031.fdocuments.us/reader031/viewer/2022013103/56649e2a5503460f94b18061/html5/thumbnails/6.jpg)
• Diecast eyelets shaped for less line breakage
• Slotted for faster loading if head disassembled
Replaceable Eyelets
![Page 7: Shindaiwa Speed-Feed Trimmer Heads. Shindaiwa Speed-Feed ® Trimmer Heads 4.5 in/ 115 mm Model 450 3.75 in/ 95 mm Model 375.](https://reader031.fdocuments.us/reader031/viewer/2022013103/56649e2a5503460f94b18061/html5/thumbnails/7.jpg)
Less Line Welding
• Separate spool for each line
• Line exists in opposing direction for line tensioning
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Large Wear Surface At Base
• Less frequent replacement of bump knob• Less chance of devoting/scalping
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Better Sealing• Double-wall design prevents internal debris buildup• Maximizes rigidity, strength
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Fastest Line Fastest Line LoadingLoading
•Load right off the spool!
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Demonstration is Essential!
•This head has extremely unique features
•It must be demonstrated for maximum impact
![Page 12: Shindaiwa Speed-Feed Trimmer Heads. Shindaiwa Speed-Feed ® Trimmer Heads 4.5 in/ 115 mm Model 450 3.75 in/ 95 mm Model 375.](https://reader031.fdocuments.us/reader031/viewer/2022013103/56649e2a5503460f94b18061/html5/thumbnails/12.jpg)
Assembly NoteAssembly Note
• Mount arbor bolt securely into gearcase.
• Thread head onto arbor bolt.
• Will cause excessive vibration if not tight in gearcase!
![Page 13: Shindaiwa Speed-Feed Trimmer Heads. Shindaiwa Speed-Feed ® Trimmer Heads 4.5 in/ 115 mm Model 450 3.75 in/ 95 mm Model 375.](https://reader031.fdocuments.us/reader031/viewer/2022013103/56649e2a5503460f94b18061/html5/thumbnails/13.jpg)
Head DisassemblyHead Disassembly (TSB272) (TSB272)
• Remove cover with your thumbs.
• Thumb pressure is much greater than finger pressure!
• Two clicks when properly assembled!
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Speed-FeedSpeed-Feed®® 450 450 (SFH450) Head(SFH450) Head
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SFH450•Dedicated spool•Straight-shaft, LH only
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SFH450
•Line capacity•6.1 m with 2.65 mm (0.105”)
•7.6 m with 2.40 mm (0.095”)
•Any shape to this capacity
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Speed-FeedSpeed-Feed®® 450 Improvements450 Improvements
• Reduced vibration by:• Improved core
concentricity.• Tighter eyelet weight
tolerance.• Accepts 3.3 mm (0.130”)
line
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Speed-FeedSpeed-Feed®® 375 375 SFH375 HeadSFH375 Head
![Page 19: Shindaiwa Speed-Feed Trimmer Heads. Shindaiwa Speed-Feed ® Trimmer Heads 4.5 in/ 115 mm Model 450 3.75 in/ 95 mm Model 375.](https://reader031.fdocuments.us/reader031/viewer/2022013103/56649e2a5503460f94b18061/html5/thumbnails/19.jpg)
Design BackgroundDesign Background• Light duty commercial
head. • For smaller
displacement models. • High-end consumer
(prosumer).• Straight (LH) & flex
shaft (RH) units.
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Dimensions SFH 375Dimensions SFH 375
• Diameter: 95 mm (3.75”)
• Height: 2.3” (58 mm) (same as Speed-Feed® 450)
• Weight: 360 grams
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Interchangeability Between Interchangeability Between Speed-FeedSpeed-Feed®® 375 & 450 375 & 450
1. 5 parts plus studs:2. Spring3. Spring cap4. Core5. Eyelets6. Bushing
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LH & RH Arbor Bolt VersionsLH & RH Arbor Bolt Versions
• Available arbors:•7mm LH male•8mm LH male•8mm RH male (new!)
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Capacity Speed-Feed 375Capacity Speed-Feed 375
• 9 ft. with 2.4 mm (0.095”) • 11 ft. with 2.0 mm (0.080”) • Note: will accept 2.65 mm
(0.105”) (+2.65 mm (0.105” square), but not recommended for smaller displacement units!
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Universal Speed-Universal Speed-FeedFeed
• Speed-Feed 375 (Straight Shaft)– P/N 78890-10000– Fits: Shindaiwa, Homelite, Echo, Honda, Kaaz,
McCulloch, Zenoah, Solo, Stihl, Tanaka• Speed-Feed 375 (curved shaft)
– P/N 78890-19000– Fits: Shindaiwa, Homelite, Echo, McCulloch,
Poulan, Tanaka, Weedeater• Speed-Feed 450 (Straight shaft)
– P/N 78890-21000– Fits: Shindaiwa, Homelite, Echo, Honda, Kaaz,
McCulloch, Zenoah, Solo, Stihl, Tanaka
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CompetitionCompetition
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Design Differences vs. Competitive Design Differences vs. Competitive HeadsHeads
• Eliminate small-diameter bump knob.
• Cover is the advancing mechanism.
• Larger surface area.• Less wear.• Less divoting, scalping.• No disassembly to reload
line (30 sec. or less)!• Stays cleaner inside
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ConclusionConclusion• Two serious threats to Stihl’s
AutoCut business!
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Thank Thank you!you!