D'var Halacha

We are beginning siman 2. The Chayei Adam begins with a case of a garment which has pleats in it. The pleats were stitched in place, but they began to come loose and the person wants to re-stitch them back into place. The Chayei Adam concludes that one would be chayav for tofeir. One of

  We are beginning siman 1. We learned that in order for tofeir to be chayav mideoraysa, the stitching must have some level of stability and permanence. Thus, the Chayei Adam begins by stating that the melacha of tofeir is chayav together with the fact that it is tied at the end with a kesher. 

  We are beginning Klal 28, which discusses the melacha of tofeir. We will begin with an introduction.   Tofeir is sewing, which is defined as taking two units and sewing them together to create one entity. The Rambam points out that a toldah of tofeir is gluing two items together. This melacha was found

  We are continuing in siman 2. The Chayei Adam makes the important point that if a person has a knot which is muttar to untie, but they are having trouble untying it, it is muttar to cut or destroy it in order to open it. For example, we have learned (s621) that if one

  We have finished siman 1 and will clarify one point before moving on to siman 2. We discussed the concept of a simple, square knot. The Chayei Adam calls this knot a kesher shel kayama, but he uses the term to mean it has the quality of a kesher uman in the sense that

  We are beginning siman 1. The Chayei Adam writes that if a person ties or unties a knot which meets both criteria–that is, it is a kesher shel kayama (a lasting knot, an issue of intent), and it is a maaseh uman (craftsman-grade knot, an issue of physical function)–they are chayav mideoraysa. The Chayei