LiftMate ™ Hinge System Innovative Functionality that Sets the Standard
NEENAH FOUNDRY’S LIFTMATE™ HINGE SYSTEM OUTPERFORMS COMPETING PRODUCTS ON ALL IMPORTANT COUNTS.
Unique mechanical design delivers true one-person operation Eliminates many traditional hazards of working with covers Neenah Foundry’s LiftMate ™ Hinge System features our patented controlled-motion pivot
Simplifies and eases operational access
Available with a range of high-quality man- holes, grates and trenches
Innovative Engineering and Casting Expertise Create a Better Hinge
LiftMate ™ Hinge System Features & Benefits
Gray iron 1 delivers fatigue- resistant durability plus noise suppression
No deadlifting required to close cover
Superior gasket design and material resist water inflow
Optional lettering or logo casting available
Ball-and-Socket Hinge provides full support when opening and closing
Solid flange im- proves resistance to inflow
Available hinge-sealing plug helps prevent inflow
Automatic “hold-open” arm helps prevent accidental closure
Precise tolerances help prevent dirt and debris accumulation
“Made-in-USA” ensures acceptability with federally funded projects
Hinge easily disengages for complete lid removal — no tools required
P remium, Made-in-USA Quality and Performance Strong yet light platen gray iron 1 lids exceed AASHTO’s M306-07, 40,000# proof load Superior traffic sound mitigating properties Excellent strength and wear resistance — almost indestructible2 Standard neoprene self-sealing t-gasket Compatible with most internal chimney seals High-quality precision castings in a full range of sizes True custom lettering or logo lids available
Ergonomic Ball-and-Socket Hinge Handhole allows opening with a lever or pickaxe to significantly reduce lifting effort Unique design increases stability when opening or closing cover “Hold-open” arm automatically locks to help prevent accidental closure Tested to more than 13,000 open-and-close cycles Cover easily disengages for removal or replacement Allows closure without having to lift full weight of cover Helps prevent back injuries, physical strain and lost time
1 Conforms to ASTM A48 Class 35B 2 Meets or exceeds 40,000-pound proof loading requirements of AASHTO-M-306-07
MATERIAL the proven strength, economics and sound- dampening properties of gray iron
OPERATION one-man-operable lids are easier to open and close — no deadlifting full lid weight
SAFETY gravity-driven mechanism automatically locks when opened, easily unlocks when closing
WATER RESISTANCE superior t-seal gasket is standard
Grates and Trench Covers The benefits of the LiftMate™ Hinge System are available with the proven strength and perfor- mance of Neenah Foundry grates and trench covers. rates meet or exceed all applicable strength and traffic loading requirements. Hydraulic performance information available on request.
Available Security Options In addition to high-strength camlock mechanisms, Neenah offers a wide range of bolt options.
Countersunk bolts for security furnished standard
LiftMate™ Hinge System grates and trench covers, cast from high-strength gray iron or ductile iron as appropriate, offer exceptional durability and hydraulic performance.
Optional camlock mechanism for added security
LiftMate ™ Hinge System LiftMate ™ Frame, Solid Gasketed Lid Model Clear Opening (Diameter)
Also Available: LiftMate ™ Trench Frames and Grates Rated for Airport & Container Port Use. Manufactured using high-strength ductile iron to meet or exceed airport and container port guidelines 3 . Hydraulic performance information available on re- quest. For complete listings of systems rated for these applications, refer to the Neenah Foundry Airport and Port-Type Castings catalog.
Frame Height
R-1550-LM R-1642-LM R-1650-LM R-1743-LM
21"
9" 7" 4" 6" 7" 7"
24- 1 ⁄ 24- 1 ⁄
8 " 8 "
30"
R-1753-ALM R-1755-F2LM
27- 1 ⁄
8 "
Model
Frame Height
Clear Opening (Trench)
25"
R-4994-HALM
24"
6"
LiftMate™ Inlet Frame, Grate Model
Clear Opening
Frame Height
Free Open Area (sq ft)
Weir Perimeter (lineal ft)
R-3210-ALM R-3210-LLM R-3222-1ALM
22"x22" 22"x22" 22"x19- 1 ⁄
6" 6" 7"
1.5 1.4 1.5
8.0 8.0 8.0
2 "
Contact your Neenah Representative for complete details. Neenah Foundry can also custom make sizes according to your specifications.
3 Capable of withstanding minimum 100,000-pound loads and other criteria as specified in applicable FAA Advisory Circulars.
SURGE RELIEF hinge allows pressure relief but prevents lid blow-off
TRAFFIC RATED exceeds 40,000-pound proof loading requirements of AASHTO-M-306-07
WORKER PROTECTION
SECURITY available bolt and cam- lock options effectively resist unauthorized access
reduces operators’ risk of excess physical strain and off-balance maneuvering
Neenah Foundry Since 1872, Neenah Foundry has been known for consistent quality, functional performance and design aesthetics. We’re also proud of a reputation for responsive support and service. When you choose Neenah Foundry, you’ve chosen the best. Neenah offers an extensive selection of castings for construction and municipal use including manhole covers and frames, catch basins and curb inlets, cast iron downspouts, airport and port castings, bridge scuppers, detectable warning plates, and many other specialty prod- ucts. Contact any Neenah Foundry office for more information or a copy of our Construction Castings catalog. Our catalog is also available online at www.neenahfoundry.com
Detectable Warning Plates
Spring Assist Hatches
In support of the Green Initiative, Neenah Foundry is pleased to report that our products contain a minimum of 85% recycled content in the form of a minimum of 35% consumer-generated scrap metal and a minimum of 50% industrial-generated scrap metal.
Downspouts
Neenah Foundry 2121 Brooks Avenue Neenah, WI 54956
(800) 558-5075 (920) 725-7000 neenahfoundry.com These products are to be specified and used under the guidance of qualified design professionals.
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