In its closed condition, abutment structure 20 is capable of receiving a forcible impulse thereagainst by {TAIL ~ an implement}, such as an iron, advancing along upper surface 16 of seaming board 10 between {HEAD ~ end} 13 and abutment structure 20 in a direction toward end 12 in a carpet installation procedure, and this will be more fully explained later in this specification 
In its closed condition , abutment structure 20 is capable of receiving a forcible impulse thereagainst by { TAIL ~ an implement } , such as an iron , advancing along upper surface 16 of seaming board 10 between { HEAD ~ end } 13 and abutment structure 20 in a direction toward end 12 in a carpet installation procedure , and this will be more fully explained later in this specification
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