Ellis shore clamps shoring screw jacks Ellis concrete forming supportsShoring and Bracing Specialists Since 1951.
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TJ-4 Timber Jack (1-1/4" Screw 15,000 Lb. Capacity) 10 lbs. $32.00 ea.
TJ-6 Timber Jack (1-1/2" Screw 30,000 Lb. Capacity) 13 lbs. $38.00 ea.

Ellis Timber Jack TJ-4

Timber Jack 4x4 (TJ-4) pictured right
Load Capacity: 15,000 Lbs / 7.5 Tons
Overall Height: 9-1/8"
Base Plate 5"
Top Plate: 5-1/2"
Acme Screw Size: 1-1/4"
Range of Adustment: 5"
Lifting Capacity: 4000 Lbs. / 2 Tons

TIMBER JACK 6X6 (TJ-6)
Load Capacity: 30,000 Lbs / 15 Tons
Overall Height: 9-1/8"
Base Plate 5"
Top Plate: 5-1/2"
Acme Screw Size: 1-1/2"
Range of Adustment: 5"
Lifting Capacity: 4000 Lbs. / 2 Tons





   

FOR TIGHT SPACES:
Eliminate the vertical shore member and attach the Timber Jack directly to the horizontal 4x4 or 4x6 (as pictured below).

To Assemble:

  • Drill 1-3/8" x  6" (for TJ-4) or 1-3/4" x 6"  (for TJ-6) hole using auger drill bit into center of lumber to accept 1-1/4" or 1-1/2" Acme threaded screw.
  • Position Timber Jack so the Acme screw will slide into the predrilled hole in lumber.
  • Adjust the top plate so all 4 mounting holes line up within the boundaries of the lumber.
  • Drill 4 - 5/32"x1" holes through the mounting holes in the top plate and into the lumber.
  • Insert 4 - 1/4"x1-1/2" lag screws through the mounting holes in the top plate into the predrilled holes in the lumber and tighten.
  • Attach Ellis Purlin Splicer to Beam or Joist where support is desired.
  • Slip 4x4 or 6x6 lumber attached to the Timber Jack into the square tubing of the purlin splicer and secure with nails through the holes provided.
  • Adjustment to Timber Jack can be made by turning "U" shaped handle at bottom of screw.  Acme threads are greased for easy adjustment.
  • Attach base plate to a solid foundation through the 4 holes provided.

See other Ellis Screw Jacks
                                                                                                              

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