Rabbi Baruch Bodenheim: Gemara Shabbos: Muktza Monday night shiur, Rosh Chodesh Tamuz II, Daf 43a (06/15/26)
Review תוס’ דף מג “טבל
According to רב יוסף may one be מבטל כלי for part of Shabbos?
Bring a proof from Tosfos.
Learn גמרא קנ”ד: “הגיע לחצר חיצונה until תניא ר”ש בן יוחי אומר
https://hebrewbooks.org/shas.aspx?mesechta=2&daf=154b&format=pdf
Bring a proof from our Gemara that ביטל כלי לשעה is prohibited
Learn ר”ן דף קנ”ד עמ’ ב who brings a machlokes between the בעל המאור and the רשב”א if ביטל כלי לשעה is permitted.
https://hebrewbooks.org/pdfpager.aspx?req=37953&st=&pgnum=682
How do the Rishonim that hold it is prohibited explain the גמרא דף קנ”ד?
What are the proofs from the גמרא דף מג that ביטל כלי לשעה is prohibited?
How does the בעל המאור who holds that ביטל כלי לשעה is permitted explain the original assumption of the Gemara that the cases of catching the flying sparks and placing a basket in front of chicks are prohibited because of ביטל כלי as these were only temporary ביטל?
According to the רשב”א that ביטל כלי לשעה is prohibited. Why is it permitted in a case of loss?
Learn ה’ אשרי על רא”ש ס’ יח
What extra chidushim do we learn from the ה’ אשרי?
https://hebrewbooks.org/pdfpager.aspx?req=37953&st=&pgnum=356
