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Koshair: Difference between revisions
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Koshair (Tying) and Matir (untying) | Koshair (Tying) and Matir (untying) | ||
== The Basics of Koshair == | == The Basics of Koshair == | ||
# The Melacha of Koshair is the binding two pliable items by intertwining them such as through a firm knot or twining threads into rope. <Ref> Mishna Brurah(317:34) | # The Melacha of Koshair is the binding two pliable items by intertwining them such as through a firm knot or twining threads into rope. <Ref> Mishna Brurah(317:34) quoting the Rambam, Shemirat Shabbat KeHilchata 51:52 </ref> | ||
# A knot that’s forbidden on a Torah level is one that is both | # A knot that’s forbidden on a Torah level is one that is both (1) professional and (2) is meant to be permanent. <Ref> Shulchan Aruch (317:1) in the opinion of the Rambam and Rif </ref> | ||
#A knot that is | # A knot that is a professional knot but isn't meant to be permanent or a permanent know which isn't professional is forbidden on a Rabbinic level. <Ref> Shulchan Aruch (317:1) according to the Rambam and Rif, Mishna Brurah (intro to 317) </ref> Some hold that a knot which is permanent even if it's not professional is Biblical prohibited. <Ref> The Rama (317:1) quoting the opinion of Rashi and Rosh </ref> | ||
#A knot that’s | # A knot that’s not profession and doesn't have any degree of permanence is permissible to tie. A loose knot which isn't meant to last more than 24 hours is permissible. <Ref> The Rama 317:1 quoting Tur and Mordechai; Mishna Brurah (317:6) explains it as anything less than 24 hours. </ref> Some authorities permit even up to 7 days. <Ref> Rama also quotes Kol Bo and Hagot Maymoniyot. Yalkut Yosef (317:6) writes that Sephardim hold like this opinion. </ref> | ||
#Even if you personally intend to leave it less than 24 hours, if it’s a knot sometimes left permanently by people it’s forbidden Rabbinically to prevent confusion between temporary and permanent knots. <Ref> Magan Avraham (317:20), Kol Sinai Koshair 3 </ref> | # Even if you personally intend to leave it less than 24 hours, if it’s a knot sometimes left permanently by people it’s forbidden Rabbinically to prevent confusion between temporary and permanent knots. <Ref> Magan Avraham (317:20), Kol Sinai (Koshair #3) </ref> | ||
===Tightening=== | |||
# Tightening a knot forbidden to tie is also forbidden. <Ref> Shemirat Shabbat Ke’hilchata 15:50, Az Nidabru 3:22, Bier Moshe 6:3 </ref> | |||
==Untying== | ==Untying== | ||
# Any knot that’s permitted to tie is permitted to untie. <Ref> Rama 317:1 </ref> | # Any knot that’s permitted to tie is permitted to untie. <Ref> Rama 317:1 </ref> | ||
== A bow== | == A bow== | ||
# A bow-knot, slipknot, or a single-knot isn’t a true Kesher-bind and is permissible even if it does remain in place for a while. <Ref> Shulchan Aruch (317:5) and implied by Rama (317:1), brought by the Yalkut Yosef (317:11) </ref> For example: a ribbon on a gift, a single bind on a shopping bag or garbage liner. | # A bow-knot, slipknot, or a single-knot isn’t a true Kesher-bind and is permissible even if it does remain in place for a while. <Ref> Shulchan Aruch (317:5) and implied by Rama (317:1), brought by the Yalkut Yosef (317:11) </ref> For example: a ribbon on a gift, a single bind on a shopping bag or garbage liner. | ||
