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Koshair: Difference between revisions

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== The Basics of Koshair ==
== The Basics of Koshair ==
===Bibical prohibition===
===Bibical prohibition===
# 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>  
# 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 (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’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>  
===Rabbinic prohibition===
===Rabbinic prohibition===
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===Tightening===
===Tightening===
# Any knot which is forbidden to tie is also forbidden to tighten. <Ref> Shemirat [[Shabbat]] KeHilchata 15:50 (in new editions 15:53), Kesot HaShulchan (Siman 123, at the end of note 4), Sh"t Az Nidabru 3:22, Sh"t Bear Moshe 6:3 </ref>
# Any knot which is forbidden to tie is also forbidden to tighten. <Ref> Shemirat Shabbat KeHilchata 15:50 (in new editions 15:53), Kesot HaShulchan (Siman 123, at the end of note 4), Sh"t Az Nidabru 3:22, Sh"t Bear Moshe 6:3 </ref>
# For example, one may not tighten the double knot of the tzitzit or talit if it became loose. <ref>39 Melachos (Rabbi Ribiat, vol 3, pg 799) </ref>
# For example, one may not tighten the double knot of the tzitzit or talit if it became loose. <ref>39 Melachos (Rabbi Ribiat, vol 3, pg 799) </ref>


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== A bow on top of a single knot==
== A bow on top of a single knot==
# According to Ashkenazim, it is permissible to tie one's shoelaces or a decorative ribbon on a blouse with a bow on top of a single knot (initial winding) only if it’s meant to be untied within 24 hours. <Ref> Shulchan Aruch (317:5) rules that a bow-knot isn’t a Kesher, on this the Rama adds that a bow on a single knot is permissible. The Mishna Brurah (317:29) qualifies this that it’s only where the single knot isn’t meant to last (more than 24 hours). Shemirat [[Shabbat]] KeHilchata 15:53 (in new edition 15:56), 39 Melachos (Rabbi Ribiat, vol 3, pg 798), and the Shabbos Home (Rabbi Simcha Cohen, vol 1, chap 13, pg 207) concur with the Mishna Brurah. </ref> However, if one doesn't usually untie it within 24 hours  (and manages to slip one's foot in and out) it would be forbidden to tie one's shoes on [[Shabbat]]. <ref> 39 Melachos (Rabbi Ribiat, vol 3, pg 798) </ref>According to Sephardim it is permissible even if it isn't meant to be untied within 24 hours, yet it's preferable to make sure to untie it within 7 days. <ref> Yalkut Yosef(317:11), Az Nidabru 6:22, and Rav Ovadyah in Kol Sinai (Koshair #5) rule that some permit even if the single knot is meant to last but says it preferable to be stringent if the knot is meant to last 7 days. </ref>
# According to Ashkenazim, it is permissible to tie one's shoelaces or a decorative ribbon on a blouse with a bow on top of a single knot (initial winding) only if it’s meant to be untied within 24 hours. <Ref> Shulchan Aruch (317:5) rules that a bow-knot isn’t a Kesher, on this the Rama adds that a bow on a single knot is permissible. The Mishna Brurah (317:29) qualifies this that it’s only where the single knot isn’t meant to last (more than 24 hours). Shemirat Shabbat KeHilchata 15:53 (in new edition 15:56), 39 Melachos (Rabbi Ribiat, vol 3, pg 798), and the Shabbos Home (Rabbi Simcha Cohen, vol 1, chap 13, pg 207) concur with the Mishna Brurah. </ref> However, if one doesn't usually untie it within 24 hours  (and manages to slip one's foot in and out) it would be forbidden to tie one's shoes on [[Shabbat]]. <ref> 39 Melachos (Rabbi Ribiat, vol 3, pg 798) </ref>According to Sephardim it is permissible even if it isn't meant to be untied within 24 hours, yet it's preferable to make sure to untie it within 7 days. <ref> Yalkut Yosef(317:11), Az Nidabru 6:22, and Rav Ovadyah in Kol Sinai (Koshair #5) rule that some permit even if the single knot is meant to last but says it preferable to be stringent if the knot is meant to last 7 days. </ref>
# Someone doing the wrapping of an Ashkenaz Sefer Torah (Gelilah) and has to tie a sash around the Torah, it's preferable to just wrap the sash around the Torah and tuck in the end, however, if that's not possible then some are lenient to tie a bow on top of a single knot <Ref> Sh"t Tzitz Eliezer 7:29, Shalmat Chaim 185, Beir Moshe 6:55.  </ref> while others are strict unless one is planning on untying it within 24 hours. <ref>Shemirat [[Shabbat]] KeHilchata 15:53 (in new editions 15:56) is strict unless one is planning to untie it within 24 hours, however, in the footnote (15:188) he quotes Rav Shlomo Zalman who said that the minhag is to be lenient.</ref>
# Someone doing the wrapping of an Ashkenaz Sefer Torah (Gelilah) and has to tie a sash around the Torah, it's preferable to just wrap the sash around the Torah and tuck in the end, however, if that's not possible then some are lenient to tie a bow on top of a single knot <Ref> Sh"t Tzitz Eliezer 7:29, Shalmat Chaim 185, Beir Moshe 6:55.  </ref> while others are strict unless one is planning on untying it within 24 hours. <ref>Shemirat Shabbat KeHilchata 15:53 (in new editions 15:56) is strict unless one is planning to untie it within 24 hours, however, in the footnote (15:188) he quotes Rav Shlomo Zalman who said that the minhag is to be lenient.</ref>
# It is permissible to tie a necktie on [[Shabbat]] if one usually unties it within 24 hours. However if one doesn't usually untie it within 24 hours, one should tie it from before [[Shabbat]] and put it on and take it off by just tightening and loosening the side which goes around the neck, however, one shouldn't untie it on [[Shabbat]]. <ref>Shemirat [[Shabbat]] KeHilchata 15:58 (in new editions 15:62) permits tying a necktie on [[Shabbat]] if one usually unties it within 24 hours. In the footnote 15:208 he quotes Rav Shlomo Zalman. Similarly, 39 Melachos (Rabbi Ribiat, vol 3, pg 795-6) permits as long as one usually unties it after wearing it. See the footnote (Koshair #42) where he quotes Rav Reuven Feinstein who quotes his father Rav Moshe Feinstein that it would be permitted even if one doesn't usually untie it. </ref>
# It is permissible to tie a necktie on [[Shabbat]] if one usually unties it within 24 hours. However if one doesn't usually untie it within 24 hours, one should tie it from before [[Shabbat]] and put it on and take it off by just tightening and loosening the side which goes around the neck, however, one shouldn't untie it on [[Shabbat]]. <ref>Shemirat Shabbat KeHilchata 15:58 (in new editions 15:62) permits tying a necktie on [[Shabbat]] if one usually unties it within 24 hours. In the footnote 15:208 he quotes Rav Shlomo Zalman. Similarly, 39 Melachos (Rabbi Ribiat, vol 3, pg 795-6) permits as long as one usually unties it after wearing it. See the footnote (Koshair #42) where he quotes Rav Reuven Feinstein who quotes his father Rav Moshe Feinstein that it would be permitted even if one doesn't usually untie it. </ref>


==Single knot==
==Single knot==
# It is forbidden to tie a single knot with one string onto itself. <Ref> Rama (317:1) quoting the Hagot Alfasi, Shemirat [[Shabbat]] KeHilchata (in the new edition 15:52) </ref>
# It is forbidden to tie a single knot with one string onto itself. <Ref> Rama (317:1) quoting the Hagot Alfasi, Shemirat Shabbat KeHilchata (in the new edition 15:52) </ref>
## In situations where it's common to tie a double knot such as the last knot of a tzitzit fringe one may tie a single knot. <ref>Shemirat [[Shabbat]] KeHilchata (in the new edition 15:53) </ref>
## In situations where it's common to tie a double knot such as the last knot of a tzitzit fringe one may tie a single knot. <ref>Shemirat Shabbat KeHilchata (in the new edition 15:53) </ref>
# It is permitted to tie a single knot in two strands of string even if it is tight and meant never to be undone. <Ref>S”A HaRav 317:1, Yalkut Yosef (317:11, [[Shabbat]], vol 2, pg 562), The Shabbos Home (Rabbi Simcha Cohen, vol 1, chap 13, pg 207) </ref>
# It is permitted to tie a single knot in two strands of string even if it is tight and meant never to be undone. <Ref>S”A HaRav 317:1, Yalkut Yosef (317:11, [[Shabbat]], vol 2, pg 562), The Shabbos Home (Rabbi Simcha Cohen, vol 1, chap 13, pg 207) </ref>
# It is permitted to tie a single knot and then tuck in the ends of the string so that it doesn’t come out only if it is menat to be undone within 24 hours. <Ref> The Shabbos Home (Rabbi Simcha Cohen, vol 1, chap 13, pg 207-8) </ref>
# It is permitted to tie a single knot and then tuck in the ends of the string so that it doesn’t come out only if it is menat to be undone within 24 hours. <Ref> The Shabbos Home (Rabbi Simcha Cohen, vol 1, chap 13, pg 207-8) </ref>
# One may not add a second knot on top of a preexisting single knot,<ref>Shemirat [[Shabbat]] KeHilchata (in the new edition 15:53) </ref> nor may one add a third knot onto a double knot in order to tighten it. <ref>Shemirat [[Shabbat]] KeHilchata (in the new edition 15:53), 39 Melachos (Rabbi Ribiat, vol 3, pg 799) </ref>
# One may not add a second knot on top of a preexisting single knot,<ref>Shemirat Shabbat KeHilchata (in the new edition 15:53) </ref> nor may one add a third knot onto a double knot in order to tighten it. <ref>Shemirat Shabbat KeHilchata (in the new edition 15:53), 39 Melachos (Rabbi Ribiat, vol 3, pg 799) </ref>


== Double knots==
== Double knots==
# According to Ashkenazim it is totally forbidden to tie a tight double knot <Ref> Rama (317:1) quoting the Smag, Shemirat [[Shabbat]] KeHilchata (in the new edition 15:52), 39 Melachos (Rabbi Ribiat, vol 3, pg 792) </ref>, however, the Sephardic custom is to be lenient even regarding a tight double knot if one intends to untie it within 7 days and one who is stirct will be blessed. <ref>Yalkut Yosef (317:8) says that some disagree with the Rama and permit even a double knot as long as it’s not Kesher Shel Kayama according to the Rosh (only Kayama is a factor, not Uman) and concludes the Minhag is to permit and the stringent one will be blessed. But in a case of need there’s no need to be strict. Those who are stringent will be blessed. See also Kitzur Shulchan Aruch 8:45 and Rav Poalim O”C 2:44.  </ref>
# According to Ashkenazim it is totally forbidden to tie a tight double knot <Ref> Rama (317:1) quoting the Smag, Shemirat Shabbat KeHilchata (in the new edition 15:52), 39 Melachos (Rabbi Ribiat, vol 3, pg 792) </ref>, however, the Sephardic custom is to be lenient even regarding a tight double knot if one intends to untie it within 7 days and one who is stirct will be blessed. <ref>Yalkut Yosef (317:8) says that some disagree with the Rama and permit even a double knot as long as it’s not Kesher Shel Kayama according to the Rosh (only Kayama is a factor, not Uman) and concludes the Minhag is to permit and the stringent one will be blessed. But in a case of need there’s no need to be strict. Those who are stringent will be blessed. See also Kitzur Shulchan Aruch 8:45 and Rav Poalim O”C 2:44.  </ref>
# It is permitted to tie a loose double knot if it’s usually not meant to last 24 hours and this time specifically it's also not meant to last 24 hours. <Ref> Shemirat [[Shabbat]] KeHilchata 15:52 (in new edition 15:55), The Shabbos Home (Rabbi Simcha Cohen, vol 1, chap 13, pg 208) </ref> For example, it’s permissible to tie a double knot for a belt (gartel) or sash (tichel) if it’s going to be untied in 24 hours since it’s not meant to be tight. <Ref> Shaarei Teshuva (317:1), Tzitz Eliezer 16:10, Menuchat Ahava 14:5, 39 Melachos (Rabbi Ribiat, vol 3, pg 793) </ref>  
# It is permitted to tie a loose double knot if it’s usually not meant to last 24 hours and this time specifically it's also not meant to last 24 hours. <Ref> Shemirat Shabbat KeHilchata 15:52 (in new edition 15:55), The Shabbos Home (Rabbi Simcha Cohen, vol 1, chap 13, pg 208) </ref> For example, it’s permissible to tie a double knot for a belt (gartel) or sash (tichel) if it’s going to be untied in 24 hours since it’s not meant to be tight. <Ref> Shaarei Teshuva (317:1), Tzitz Eliezer 16:10, Menuchat Ahava 14:5, 39 Melachos (Rabbi Ribiat, vol 3, pg 793) </ref>  
# If unintentionally one pulled the bow-knot of the shoelaces and it became a double knot, one may untie it. <Ref> Mishnat Halachot 3:38, Rav Ovadyah in Kol Sinai (Koshair 3:5), Shemirat [[Shabbat]] KeHilchata 15:56 (in new editions 15:60) </ref>
# If unintentionally one pulled the bow-knot of the shoelaces and it became a double knot, one may untie it. <Ref> Mishnat Halachot 3:38, Rav Ovadyah in Kol Sinai (Koshair 3:5), Shemirat Shabbat KeHilchata 15:56 (in new editions 15:60) </ref>
# One can untie a double knot that is made on a candy bag given out at shul for a simcha. <Ref> Toldot Yitzchak O”C 2:11 </ref>
# One can untie a double knot that is made on a candy bag given out at shul for a simcha. <Ref> Toldot Yitzchak O”C 2:11 </ref>
# One may tie a bandage on a wound with a loose double knot if it is meant to be untied within 24 hours. If it is meant to last for more than 24 hours but less than 7 days, one should use a adhesive bandage or a bow knot, however, if that isn't possible then it's permissible. <ref>Shemirat [[Shabbat]] KeHilchata (in new editions 15:55) </ref>
# One may tie a bandage on a wound with a loose double knot if it is meant to be untied within 24 hours. If it is meant to last for more than 24 hours but less than 7 days, one should use a adhesive bandage or a bow knot, however, if that isn't possible then it's permissible. <ref>Shemirat Shabbat KeHilchata (in new editions 15:55) </ref>
# One may tie a head covering with a loose double knot as long as one usually unties it everyday. However, if one usually removes it within untying the knot then it's forbidden to tie it even if this time one's intent is to untie within 24 hours. <ref>Shemirat [[Shabbat]] KeHilchata (in new editions 15:55) </ref>
# One may tie a head covering with a loose double knot as long as one usually unties it everyday. However, if one usually removes it within untying the knot then it's forbidden to tie it even if this time one's intent is to untie within 24 hours. <ref>Shemirat Shabbat KeHilchata (in new editions 15:55) </ref>


==Wrapping a string==
==Wrapping a string==
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==Twist ties==
==Twist ties==
# Some authorities forbid using wire twist ties to close bags unless one plans to undo it within 24 hours. <ref>Shemirat [[Shabbat]] KeHilchata 14:9 and (15 note 166, in the new edition note 174) quoting Rav Shlomo Zalman </ref> However, others permit. <ref> 39 Melachos (Rabbi Ribiat, Melechat Koshair note 54) quoting Rav Moshe Feinstein </ref> It is praiseworthy to avoid using them if they will remain undone for more than 24 hours. <ref>39 Melachos (Rabbi Ribiat, vol 3, pg 800) </ref>
# Some authorities forbid using wire twist ties to close bags unless one plans to undo it within 24 hours. <ref>Shemirat Shabbat KeHilchata 14:9 and (15 note 166, in the new edition note 174) quoting Rav Shlomo Zalman </ref> However, others permit. <ref> 39 Melachos (Rabbi Ribiat, Melechat Koshair note 54) quoting Rav Moshe Feinstein </ref> It is praiseworthy to avoid using them if they will remain undone for more than 24 hours. <ref>39 Melachos (Rabbi Ribiat, vol 3, pg 800) </ref>


== Fixing clothing ==
== Fixing clothing ==