Hinge Tightening

Hinge Tightening or Tightening in Case

This treatment should be performed when the hinge(s) of a book are loose but not separated. Do not use this treatment if the cover cloth is torn at the joint.

Hinge needing treatment

Hinge needing treatment

 

 

 

 

 

 

 

 

The materials needed for this treatment are:
Knitting needle
PVA in a bottle
Waxed paper
Press and pressing boards

1. Gently hold open the hinge to be tightened.
2. Insert the knitting needle into the PVA bottle, coating it evenly with a thin layer of adhesive.
3. Insert the adhesive coated needle into hinge, then pull it back out slowly, rotating it to dispense the adhesive. Perform this step at the head and tail of each hinge as needed.

Apply adhesive using a knitting needle

Apply adhesive using a knitting needle

 

 

 

 

 

 

 

 

5. Place a sheet of waxed paper between the cover and end sheet at the hinge and close the book.
6. Use a bone folder to reset the joint.

Resetting the hinge with a bone folder

Resetting the hinge with a bone folder

 

 

 

 

 

 

 

 

7. Press the book between edged boards.

Submitted by Brad M Ferrier