Joinery Techniques 302c Flashcards
Three solid wood joint classifications
-Glued
-Wood Fastened
-Interlocking
Describe wood fastened joints
Joint using glue as a well as an additional piece to strengthen joint ie biscuit and spline
Six physical elements that can affect joinery
-Material
-Manufacturing
-Load/Strength
-Environment
-Heat
-Moisture content
Two words that describe the geometry of a joint before and after assembly
Internal and external
The forces on a joint
-Tension
-Compression
-Sheer
-Racking
Describe tension on a joint
Force pulling apart a joint
Describe compression on a joint
Force pushing joint together
Describe sheer on a joint
The slipping of the parts of the joint
Describe racking on a joint
A combination of tension, compression, and sheer force
Factors that could affect your choice of adhesive
-Temperature
-Humidity
-Location (indoor/outdoor)
-Gap filling
-Working time
Four main families of cabinetmaking joints
-Case and Carcase
-Frames
-Leg-rail
-Drawers & trays
Types of case joinery
-Butt joint (potentially reinforced with dowels, screws, biscuits)
-Rabbet
-Dado
What is the “workhorse” joint of large frames, tables, and chairs?
Mortise and tenon
Recommended tenon width?
A third to a half of the the piece
When should you split the tenon?
If it is more than six times wider than the thickness
Three sides of a tenon
-Shoulder
-Face Cheek
-Edge Cheek
Describe a pegged tenon
Tenon has wooden pegs inserted perpendicular to the face of the tenon
Types of tenon
-Blind
-Through
-Pegged
-Wedged
-Foxed
-Bare faced
Describe a termination hole
Hole at the stop of a tenon kerf to prevent splitting when wedged
Difference between mullions and muntins
Mullions are structural and muntins are more for aesthetics, ie separating glass panels